Abstract: An apparatus and method for skipping about a pole includes a collar slidably mounted on a vertical pole and means for clamping the collar at various heights. Around the collar are at least two attachments for skip (jump) ropes. The invention may use as attachments eye-bolts or the like screwed into threaded holes in the collar, with swiveling snap rings fastened to the inner ends of the ropes and clipped to the eyebolts with the skip ropes attached to the snap rings; in this embodiment the eyebolts act both as rope attachments and as clamping members. The eyebolts or rings may also be permanently attached to the pole. As many users as there are attachments may use the invention at once.

Abstract: A basketball quick change hoop assembly is shown and described. A board mounting adaptor plate having flanges on its vertical edges engages vertical channel sides of a hoop mounting member. Slots at the top of the flanges receive extensions from the hoop mounting member.

Abstract: An inflatable rubber football is provided with softened ends by leaving the ends of the bladder free of the usual reinforcement wrappings.

Abstract: The proper inflation of playground balls is controlled by fixing a strap to a predetermined circumference equal to the circumference of the ball at proper inflation. The strap is then placed around the center of the ball and the ball inflated until the strap is tight. The strap is then removed and the ball is properly inflated. The strap may be secured at any of a plurality of settings equal to the circumference at proper inflation of any of a plurality of different balls. The strap is marked with numbers equal to the diameter at proper inflation of the ball to be inflated. The desired circumference of the strap is preferably maintained with a hook-and-pile type fastener.