Abstract: Desktop decoration with movable advertisement signs, including a decoration main body, a reducing mechanism, a motor and a turning unit. The motor is coupled with the reducing mechanism for driving the turning unit. The turning unit includes multiple driven gears and driving gears which are interlaced with the driven gears and drivingly engaged with the driven gears. Each driving gear has an engaging member. A shaft bolt is passed through the engaging member and the driving gear to fixedly connect therewith. The engaging member is operatively leant on an intermittent wheel. An advertising column is fixed on upper side of each intermittent wheel and pivotally disposed in an outer frame, whereby when the respective advertising columns are turned, the picture is changed.

Abstract: A combined calculator and puzzle game device including a calculator cover-board which is provided with guide pieces confined to intersecting guide grooves. Game pieces which have projecting necks are mounted on the guide pieces by inserting the projecting necks into the guide grooves allowing them to be slid along the guide grooves, but not be removed. The game pieces can be rearranged on the cover board to bear a particular pattern or a combination of characters. When the game pieces are depressed, they push rubber keys placed therebelow so as to operate the calculator.