Body-building apparatus; Counters and marbles for games; Flying discs; Gyroscopes and flight stabilizers for model aircraft; Kite reels; Quoits; Spinning tops; Toy figures; Toy models; Building games; Counters and marbles for games; Electronic learning toys; Exercise hand grippers; Recreational water jet packs, for attachment to personal watercraft, that use water pressure to make the jet pack users airborne; Stationary exercise bicycles and rollers therefor