Abstract: Disclosed is a rotating mechanism of a water lamp handicraft, including: a base; a magnetic turntable; a support base; a fluid dial; and a scenery platform. In the rotating mechanism, the fluid dial is sleeved over a shaft sleeve of the magnetic turntable in an interference fit, so that the connection between the magnetic turntable and the fluid dial is appropriate. When rotating, the magnetic turntable may directly drive the fluid dial to rotate without a need of a plurality of gears to drive the rotation, thereby reducing a quantity of parts, and stabilizing the structure between the fluid dial and the magnetic turntable.

Abstract: A ring and method of manufacturing a ring which may include: an outer ring, in which a second carbide composed of a combination of tungsten carbide, iron group carbide or carbonitride is mixed with a metal binder phase at a predetermined ratio, in which the outer ring is divided into a first outer ring and a second outer ring formed in a shape corresponding to each other; an inner ring separately and/or independently assembled between the first and second outer rings, in which the inner ring includes an outside inner ring that forms an outer circumferential surface of the ring and an inside inner ring that forms an inner circumferential surface of the ring; ring fitting parts formed on the first and second outer rings, respectively, such that both sides of the outer and inside inner rings are press-fit; and assembling protrusions formed on the first and second outer rings, respectively, to be inserted into the outer circumferential surface of the inside inner ring to maintain a firm assembly between the outer

Abstract: Systems and methods are disclosed for an apparatus and method for practicing injection techniques through an injectable apparatus. The injectable apparatus may contain a camera that is configured to detect the intensity and color of light attenuated from a testing tool after it is injected into a simulated human or animal body parts. A training tool may be connected to a user display device to generate a display of the injection apparatus as well as the performance parameters of a trainee.

Abstract: A plush toy having a spherical fabric shell defining a substantially enclosed cavity with an opening forming a mouth. A normally spherical elastic bladder filled with fluid is located within the enclosed cavity. When the spherical fabric shell is squeezed by a user, the elastic bladder elastically deforms forming a generally spherical bubble projecting out of the mouth opening. When the spherical fabric shell is released the bladder retracts into the fabric shell.

Abstract: An animatronic eye with fluid suspension, electromagnetic drive, and video capability. The eye assembly includes a spherical, hollow outer shell that contains a suspension liquid. An inner sphere is positioned in the outer shell in the suspension liquid to be centrally floated at a distance away from the shell wall. The inner sphere includes painted portions providing a sclera and iris and includes an unpainted rear portion and front portion or pupil. The shell, liquid, and inner sphere are have matching indices of refraction such that interfaces between the components are not readily observed. A camera is provided adjacent a rear portion of the outer shell to receive light passing through the shell, liquid, and inner sphere. A drive assembly is provided including permanent magnets on the inner sphere that are driven by electromagnetic coils on the outer shell to provide frictionless yaw and pitch movements simulating eye movements.

Abstract: A weighted soft plate fitness device is disclosed. The device includes an adjustable dumbbell bar and a weighted soft plate fitness device coupled to the adjustable dumbbell bar. The adjustable dumbbell bar includes a hand grip and an end support coupled to the hand grip. The weighted soft plate fitness device includes a body having a generally circular shape; the body having two edges, wherein the two edges are attached together to form an interior volume; a central opening in the body; and a collapsible inlet which is in open communication with the interior volume and which is movable from a first position in which it extends at least partially outward from the tubular body, to a second position in which it extends at least partially inward into the interior volume.

Abstract: A toy character is provided including a body supporting an eye assembly. The eye assembly may include a base, a plate and three or more segments connecting the base and plate. The three or more segments may define two cavities therebetween. Two light emitting sources may each be arranged with the base and oriented within their respective cavities such that activation of the light emitting sources directs light output toward the plate. The plate may include two regions corresponding to the two cavities which may illuminate when the respective light emitting sources are activated. The toy character may include two eye assemblies. The toy character may include a control system configured to direct operation of the light emitting sources. The control system may direct illumination sequences according to software instructions included within the control system.

Abstract: An illustrative toy vehicle is provided having a two-section chassis and a pivot mechanism rotatably attaching the two sections. The vehicle has the ability to move in multiple orientations and execute movements including a side rollover movement where the pivot mechanism assists in directing the vehicle to roll over from a first orientation to a second orientation about a central axis. A modified wheel design further assists in facilitating movements including the rollover movement. The vehicle may perform movements without user control where the vehicle responds to external factors, such as objects or terrain or the vehicle may use control systems such as radio or remote control with a transmitter/receiver pair, on vehicle switches or sensors utilizing interactive preprogrammed content.

Abstract: An electronic device includes a display and a band configured to be worn on the head of a user. The band defines a display end to which the display is affixed and extends from the display end to a free end. The band is adjustable such that it can be configured by a user to contact the head of the user at a first location near a temple, a second location along a portion of the user's ear adjacent the temple, and at a third location along a rear portion of the head of the user. The display end is positionable away from the head such that the display element is suspended over an eye adjacent the temple. The band is further configured to maintain the configuration. The device also includes image generating means within the band for generating an image presentable to the user on the display.

Abstract: A hanging lamp assembly provides visual stimulation and relaxation. The assembly includes a container having a transparent perimeter wall defining an interior space. A first fluid and a second fluid are positioned in the interior space defining a liquid mass. The second fluid has a density different than a density of the first fluid wherein the first fluid and the second fluid are layered within the interior space defining a fluid interface between the first liquid and the second liquid. The first fluid is a non-clear color and the second fluid is a different color than the first fluid. A plurality of items is positioned in the interior space such that the items are suspended in the liquid mass. A light source is coupled to the container directing light towards the liquid mass. A hanger is coupled to the container such that the container swings freely from a supporting structure.

Abstract: The structure of base for decorative aquatic ball mainly contains a shell, a hollow transparent shell made of plastic material; a decorative layer, a laser paper film with a pattern, the laser paper film covering the inner wall of the shell; and a decorative aquatic ball, a light-transmittable three-dimensional shape, disposed on top of the shell, and sealing in a fluid with slightly higher viscosity. As such, the decorative layer enables the base carrying the aquatic ball to create rich and layered visual effects.

Abstract: A dioramic apparatus includes a vessel having an inferior portion and a superior portion. The vessel includes a shell and defines an interior space. The interior space is partially filled by a liquid medium. At least one dioramic scene is disposed in the interior space. A reservoir is in fluid communication with the interior space. The reservoir includes a flow plate defining at least one liquid intake and at least one liquid output port. The at least one liquid intake is configured and arranged for receiving at least a portion of the liquid medium from the interior space when the dioramic apparatus is at least partially inverted. The at least one liquid output port is configured and arranged to output at least a portion of the liquid medium from the reservoir when the vessel is placed in an upright position.

Abstract: A diving stick of the type that, after being tossed into a swimming pool, sinks to the bottom while maintaining an upright posture so that it be can easily grasped by a diver. The stick includes a soft hollow shank designed to prevent accidental impalement.

Abstract: The present document describes an entertainment device including one or more mini-crafts provided in a fluid medium within the sides of an electromagnetic frame. Each mini-craft includes a magnet and has a different cutoff frequency. Motion of the mini-crafts may be controlled by a user using a controller such as joystick, remote control etc. A processor computes, based on the multidirectional navigation signals received from the controller, electromagnetic signals for each coil in the electromagnetic frame. The electromagnetic signals are amplified and sent to the coils to generate superimposed rotating magnetic fields which cause the mini-crafts to rotate separately within the electromagnetic frame, each mini-craft following a distinct magnetic field with a frequency that is lower than its cutoff frequency.

Abstract: The present document describes an entertainment device including one or more mini-crafts provided in a fluid medium within the sides of an electromagnetic frame. Each mini-craft includes a magnet and has a different cutoff frequency. Motion of the mini-crafts may be controlled by a user using a controller such as joystick, remote control etc. A processor computes, based on the multidirectional navigation signals received from the controller, electromagnetic signals for each coil in the electromagnetic frame. The electromagnetic signals are amplified and sent to the coils to generate superimposed rotating magnetic fields which cause the mini-crafts to rotate separately within the electromagnetic frame, each mini-craft following a distinct magnetic field with a frequency that is lower than its cutoff frequency.

Abstract: A packaging container is disclosed that includes a lid, a transparent material mounted on top of the lid that encloses an interior space, an article of artwork positioned inside the interior space and a transparent medium that fills substantially all or all of the remaining interior space, and a base below the lid with a storage cavity. In addition, a method for packaging a gift is disclosed that includes placing the gift in a storage cavity of a packaging container that includes a lid, a transparent material mounted on top of the lid that encloses an interior space configured to house at least one article of artwork and a base below the lid with a storage cavity, positioning at least one article of artwork inside the interior space and filling substantially all or all of the remaining interior space with a transparent medium.

Abstract: A tie-less water balloon assembly includes an inner membrane for creating a one-way water flow channel. The channel includes a seal and a closure member. Water entering the balloon is directed into the flow channel and into the balloon. Once the water is inside the balloon, the water exerts pressure on the flow channel and prevents water from prematurely escaping the balloon.

Abstract: A dioramic apparatus includes a vessel having an inferior portion and a superior portion. The vessel includes a shell and defines an interior space. The interior space is partially filled by a liquid medium. At least one dioramic scene is disposed in the interior space. A reservoir is in fluid communication with the interior space. The reservoir includes a flow plate defining at least one liquid intake and at least one liquid output port. The at least one liquid intake is configured and arranged for receiving at least a portion of the liquid medium from the interior space when the dioramic apparatus is at least partially inverted. The at least one liquid output port is configured and arranged to output at least a portion of the liquid medium from the reservoir when the vessel is placed in an upright position.

Abstract: A toy gun has a body, a chamber and a nozzle. A piston moves within the chamber to cause fluid in the chamber to be emitted via the nozzle. A handle is connected to the body, and a gear mechanism cooperates with the handle and the piston to convert movement of the handle to lesser or greater movement of the piston.

Abstract: A toy vehicle playset is disclosed herein the playset having: a vessel configured to define a receiving area; an object being located proximate to the vessel, the object having a pair of body portions configured for movement between a first position wherein the pair of body portions are next to each other and a second position wherein the pair of body portions are moved away from each other; first and second track segments disposed proximate to the vessel such that a gap is formed between the first and second track segments and across the vessel; a trigger disposed on the second track segment; a toy vehicle having a thermochromic paint thereon that is configured to travel along the first and second track segments, wherein the thermochromic paint on the toy vehicle changes from a first color to a second color in response to a temperature change of the thermochromic paint; wherein the pair of body portions are moved from the first position to the second position when the toy vehicle travels along the second tra

Abstract: The aroma lamp contains a transparent, three-dimensional body member with a viscous fluid and a paddling element configured inside. The body member is placed on top of a base member, inside which an aroma producing element and light generating elements are provided. Additionally, a driving element spinning a fan element to disperse aroma and a magnet engaging the paddling element is also housed inside the base member. As such, the aroma lamp produces visually appealing effect by the light projected from the light generating element while disperses aroma by the fan element's air flow.

Abstract: An apparatus for the pixel-integrated return of fluid in the pixel of a fluidic display is characterized in that the fluid with which the desired information is to be displayed and/or the carrier fluid in which the fluid is optionally embedded can be returned in a particularly compact manner and in a manner which is invisible to an observer past the visible part of a pixel (image compartment) into a reservoir (reservoir compartment) through or out of the reservoir. The device comprises an image compartment, a reservoir compartment, a connecting duct and at least one return duct, whereby the at least one return duct is formed by the fact that the connecting duct has at least one area with an uninterruptedly enlarged cross section which transitions in a specified manner into the cross section of the original cross section.

Abstract: The combined water balloon launcher and water discharging device preferably includes a mechanism for discharging water. A water-holding reservoir may be mounted onto a handle section. A first barrel may also be coupled to the handle section. The first barrel may have an inlet port formed at a proximal end thereof in fluid communication with the water-holding reservoir. A guard may be coupled to a first plunger and may be slidably seated about the first and second barrels. The first plunger may displace air from the air holding chamber into the water holding reservoir. The water balloon launching mechanism may include a second barrel and a revolving water balloon-holding drum. The drum may contain isolated chambers in which water balloons are loaded. A second spring member may be anchored to the handle and attached to a second plunger. The second plunger urges the water balloon outwardly from the second barrel.

Abstract: A dioramic apparatus includes a vessel having an inferior portion and a superior portion. The vessel includes a shell and defines an interior space. The interior space is partially filled by a liquid medium. At least one dioramic scene is disposed in the interior space. A reservoir is in fluid communication with the interior space. The reservoir includes a flow plate defining at least one liquid intake and at least one liquid output port. The at least one liquid intake is configured and arranged for receiving at least a portion of the liquid medium from the interior space when the dioramic apparatus is at least partially inverted. The at least one liquid output port is configured and arranged to output at least a portion of the liquid medium from the reservoir when the vessel is placed in an upright position.

Abstract: A rolling fluid-filled toy novelty having a transparent shell so that the fluid within the toy is visible. The toy novelty has a molded shell. A base is provided that is affixed to the molded shell. Together, the molded shell and base define a watertight internal chamber that is visible through the material of the molded shell. The internal chamber is filled with a liquid. Flotsam objects are disposed within the internal chamber that swirl within the liquid when the liquid is disturbed. A plurality of wheels are provided. The wheels enable the toy novelty to roll freely on a smooth surface. As the toy novelty is pushed, rolls and contacts other objects, the liquid within the toy vehicle becomes disturbed. The flotsam objects therefore swirl within the liquid, making the toy vehicle visually interesting to observe.

Abstract: A drinking cup that has a removable lid with three different types of drink delivery novelties. The first is a rotary drive dispenser. In which fluid is drawn up in a straw. At the top of the straw is a rotary arm, which is free to rotate. As the fluid is brought up through the straw, it is forced out of holes formed in the rotary arm causing the arm spins around the straw. As it rotates, the fluid is dispensed into a sump where a drinking straw is used to remove it. In the second design, fluid rises up through the straw where it exits the straw like a fountain spray. In the third design, a tall tube extends up from the lid. A ball sits in the tube. As the fluid is brought up, the ball is propelled upward inside the tube.

Abstract: An apparatus for discharging a stream of fluid includes a water pump, a trigger mechanism, a ratchet mechanism, a fluid reservoir, and a secondary fluid chamber. A pump handle is used to move a piston that draws the fluid from the fluid reservoir into the secondary fluid chamber before discharge. The pump handle is also used to selectively connect the trigger mechanism to the ratchet mechanism to allow incremental discharge of the fluid from the secondary fluid chamber. A handle is selectively connectable to the ratchet mechanism and configured to manually move the ratchet mechanism to a first position against the urgency of the spring. The handle is also selectably connectable to a pump mechanism, the handle being movable from a first position to a second position, wherein the handle is connected to the ratchet mechanism in the first position and connected to the pump mechanism in the second position.

Abstract: An aesthetic movable barrier such as a window or gate, with an integrated liquid feature. The barrier includes a liquid supply, a power source, pump and plumbing to provide an aesthetic liquid flow across a visible surface, preferably textured, of the barrier. The liquid feature is preferably recirculating.

Abstract: A snowflake decorative toy is provided for producing simulation of falling snow. The snowflake decorative toy includes a transparent shell and at least one partition, wherein the transparent shell contains a liquid and a plurality of snowflake ornaments therein; the bottom of the transparent shell is disposed with a driving device having a motor and an impeller which is disposed with a plurality of blades placed to make the liquid and the snowflake ornaments move upwardly while the motor drives the impeller; the at least one partition has a front side and a back side, and it is positioned within the transparent shell for the liquid and the snowflake ornaments to move upwardly along the back side thereof and settle to the upper part of the impeller along the front side thereof to make the liquid and snowflake ornaments circulate within the transparent shell, thereby producing snowfall simulation in the transparent container.

Abstract: A hoop suitable for producing bubbles is constructed by forming an arcurate hollow loop by a connector, filling the hoop with a low surface tension liquid, feeding the liquid through a channel in the connector to a film forming element. The film is removed by an air flow through the film forming element to form a bubble. The liquid is moved through the hoop and into the film forming element by centrifugal force and subsequently removed by an air flow through the film forming element caused by rotation of the hoop by gyration of the hips.

Abstract: A toy water ball assembly and its method of construction. The toy water ball has a transparent shell that defines an enclosed interior space. At least one partition is placed within the interior space. The partition divides the interior space into a plurality of isolated compartments that can be viewed through the material of the shell. Fill material is provided that is comprised primarily of liquid mixed with solid particulate matter. Each of the isolated compartments is filled with fill material, but not the same fill material. The fill material within at least two of the isolated compartments have different appearances when viewed through the transparent shell. The individual compartments may be separable from the whole.

Abstract: A device for discharging a stream of fluid is presented. The device includes a water pump handle and trigger mechanism that are selectively connectable to a ratchet mechanism to allow incremental discharge of the fluid. The device includes a body accommodating a water reservoir and a fluid line extending through the body. A spring urges the ratchet bar to allow the discharge of fluid during the spring-induced movement of said ratchet bar. A trigger mechanism arrests the spring-induced movement of the ratchet bar.

Abstract: A toy vehicle playset is disclosed herein the playset having: a vessel configured to define a receiving area; an object being located proximate to the vessel, the object having a pair of body portions configured for movement between a first position wherein the pair of body portions are next to each other and a second position wherein the pair of body portions are moved away from each other; first and second track segments disposed proximate to the vessel such that a gap is formed between the first and second track segments and across the vessel; a trigger disposed on the second track segment; a toy vehicle having a thermochromic paint thereon that is configured to travel along the first and second track segments, wherein the thermochromic paint on the toy vehicle changes from a first color to a second color in response to a temperature change of the thermochromic paint; wherein the pair of body portions are moved from the first position to the second position when the toy vehicle travels along the second tra

Abstract: A diving stick of the type that, after being tossed into a swimming pool, sinks to the bottom while maintaining an upright posture so that it be can easily grasped by a diver. The stick includes a soft hollow shank designed to prevent accidental impalement.

Abstract: A combat game weapon system includes a pneumatic launcher and an elastic projectile. The pneumatic launcher includes a barrel. The barrel includes a distal end and a bore with an inside diameter. The elastic projectile is configured for being expelled from the distal end of the barrel. The elastic projectile includes a cavity configured for expanding when the cavity receives a propellant from the pneumatic launcher and thereby for causing the elastic projectile to sealingly engage the inside diameter.

Abstract: The present invention is such that a doll equipped with a plurality of auxiliary magnetic poles is inserted into a hermetically-sealed container filled with liquid and the container is circumferentially arranged with variable magnetic poles whose polarities are determined by electromagnets, whereby attraction or repulsion is applied on each portion of the doll. The polarity of each variable magnetic pole can be arbitrarily controlled by adjustment of direction of current flowing in the electromagnets to enable the doll in the container to be driven in various types of motions. Therefore, the motions of the doll can be expressed in various interesting types including dancing to the accompaniment of music without recourse to making the doll in a complicated robotic shape.

Abstract: The present invention is to provide a crystal ball with dynamic audio and video (AV) effects, which is mainly composed of a crystal ball body and a base. The said crystal ball body has a transparent curtain cover with a bottom opening set inside it, and the base has a set of circuitry device with audio and video function set inside it. A display screen is set on top and can be set inside the transparent curtain cover. There are several operation and control buttons and audio source receiving and playing holes set on the base surface, and furthermore set with a memory card slot and a terminal seat that are capable of providing an insertion for the memory card or utilizing the terminal seat to insert the conduction wires then connect with the computer to proceed the load-in of images or pictures through these.

Abstract: A teething toy that is chewable and sensory stimulating uses a hollow cylinder made of a soft clear polymeric material. It is approximately half filled with a colored fluid. Shiny particle specks and different shaped multicolored floating objects are suspended in the fluid. Nipple shaped protrusions extend from end spherical end. A circular handle with oval cross section extends from the side of the cylinder. Directly opposite this handle is a rectangular shaped handle with oval cross section. The sides of both handles have small extension knobs protruding from the narrow sides of the cross sections. Options include longitudinal ribs running along the cylinder surface for easy grasp and manipulation. Additional options include rectangular grips extending, from the sides of the toy. Options include a suction cup and suspended from a flexible plastic cord that tethers the toy to a surface such as a high chair tray.

Abstract: A diving stick of the type that, after being tossed into a swimming pool, sinks to the bottom while maintaining an upright posture so that it be can easily grasped by a diver. The stick includes a soft hollow shank designed to prevent accidental impalement. The stick also includes means for swapping components to vary the number of subsets of sticks within a set.

Abstract: Disclosed herein are aerodynamic beverage bottles that incorporate fins or protrusions that are molded in to a bottle sidewall, having concavities or valleys between those fins or protrusions that are reinforced to be stiff and otherwise resisting deformation from, for example, pressures generated within the bottle. The sidewall in the region of the fins, protrusions, valleys or concavities may be thinner than other parts of the bottle; fins may be located on one end of a bottle which is thinner than the other end. Such a bottle may have a cylindrical section to which a label may be attached. Such a bottle may be blow-molded. Detailed information on various example embodiments of the inventions are provided in the Detailed Description below, and the inventions are defined by the appended claims.

Abstract: A toy cup, and a toy dispenser for simulating the dispensing of a beverage therein, which are realistic because a liquid in the toy cup gradually goes out of sight when the toy cup is tilted, and returns when the toy cup is set on the toy dispenser and an operating member is operated, as if a drink were poured from a dispenser into a cup. The toy cup includes a hermetically closed container and a division plate dividing an interior of the container into upper and lower chambers. The division plate has a plurality of small holes at its periphery at predetermined intervals for communicating the chambers and permitting a liquid to flow, and an upwardly protruding vent tube provided at the center thereof to communicate the chambers with each other. Opening/closing of the vent tube is controlled by a control valve. The toy dispenser includes a placement base, on which the toy cup is placed, and a control device provided above the placement base for controlling opening/closing of the control valve.

Abstract: A decorative device enabling ornaments to rotate and move up and down inside a crystal ball amidst fluttering, shiny disc snowflakes, which uses a device structured from a motor mechanism, a gear mechanism, a rotary mechanism and a crystal ball so that when a motor drives and rotates transmission gears of the gear mechanism, apart from using mutually repelling of two double-sided magnets to drive and rotate a magnet impeller wheel, and thereby cause whirling of water and fluttering of shiny disc snowflakes within the crystal ball, moreover, rotating of a transmission shaft causes rotating of a rotary tray and toy figurines suspended from lower ends of ornament hanger rods. Furthermore, large and small umbrella-shaped gears drive and rotate eccentric wheels, thereby driving and causing up and down movements of the toy figurines.

Abstract: An activity device includes a housing, at least one interactive feature, and a rotatable container mounted on the housing. The container, which is capable receiving accessories, includes an outer wall and an inner wall that define a cavity therebetween. At least one of the inner or outer walls may be transparent. The cavity is configured to hold a fluid with objects dispersed therein. The rotation of the container about its axis causes agitation of the liquid medium and engages an actuator coupled to a control unit. The control unit, when actuated via the rotation of the container, generates sensory stimulating output.

Abstract: A toy ball is disclosed herein, which includes a transparent hollow ball having an internal space; at least one liquid filled inside the internal space of the hollow ball; and a decoration object disposed inside the internal space of the hollow ball. The decoration object includes a block body and a designed article mounted on the block body. The block body has a larger density than the designed article, and the block body has a larger or smaller density than the liquid. The decoration object can be suspended and floated inside the liquid in the hollow ball.

Abstract: A toy play set for use in a vehicle having a beverage cup holder includes a body having first and second opposing ends and a side wall extending therebetween defining an at least partially hollow cavity within the body. The body has in a closed configuration at least the first end sized and shaped to fit at least partially into the cup holder sufficiently for the cup holder to support the body in a first generally upright orientation with the second end forming a top end of the body. The body has an open configuration in which the hollow cavity is at least partially accessible. A tank with a pump is disposed within the body and is capable of being at least partially filled with a fluid in order to play at least one predetermined game.

Abstract: A container has a container body that has an inner chamber, a bottom wall, a top wall, a opening provided in the top wall, and a tube extending from the opening into the inner chamber to provide communication between the inner chamber and the exterior of the container body. The opening can be curved, the tube can have a curved cross-section, and the tube can be positioned offset from the center of the inner chamber.

Abstract: A decorative device enabling ornaments to revolve on a rotary screen inside a crystal ball amidst fluttering, shiny disc snowflakes, which uses a device structured from a motor mechanism, a gear mechanism, a rotary screen mechanism and a crystal ball so that when a motor drives and rotates transmission gears of the gear mechanism, apart from using mutually repelling of two double-sided magnets to drive and rotate a magnet impeller wheel, and thereby cause whirling of water and fluttering of shiny disc snowflakes within the crystal ball, moreover, a main transmission shaft is also driven, thereby driving and causing a PVC (polyvinyl chloride) rotary screen to revolve.

Abstract: An interactive entertainment apparatus comprising a structure for use with a child receiving device is disclosed. The entertainment apparatus includes a fluid-filled, pliable container portion capable of being selectively compressed by a user to displace the fluid within the container. The apparatus includes attachment mechanism configured to secure the apparatus to a child receiving device proximate a child received in the child receiving device such that the child can contact the pliable transparent portion of the base to displace the fluid. The apparatus may further include an infant mobile including a support arm, a housing suspended by the support arm, and one or more hanging elements suspended from the housing.

Abstract: Toys and toy operating systems for use therein. A toy operating system may include an input system responsive to a predetermined quantitative characteristic of a liquid body, such as electrical conductivity, and a response system coupled to the input system and configured to generate one or more toy output patterns based at least in part on the given characteristic. A toy vehicle for use with such an operating system may include a chassis, a chamber adapted to contain a liquid body, and at least one toy component operable to display an output according to a generated output pattern. Exemplary toy components include an audiovisual assembly to produce an audiovisual display and a drive assembly to move the toy vehicle across a ground surface.

Abstract: A paintball grenade having an outer bladder and an inner bladder. The outer bladder has a first open end, an opposite second open end, and a cavity therethrough. The inner bladder has a closed end and an open end. The inner bladder is capable of being inserted into the outer bladder whereby the open end is adjacent the first open end of the outer bladder, and the closed end is adjacent the second open end of the outer bladder, the inner bladder being filled with a colored liquid. A securing element is used to secure the first open end of the outer bladder and the open end of the inner bladder.