Egyptian limestone board game "mehen" (Naqada III or Early Dynastic, about 3000 BC). The game was named in reference to Mehen, a mythological snake-god. It was used together with six lions (sometimes other animals) and six sets of balls/marbles.
Upper Paleolithic Mammoth Ivory Wheel -- Excavated from Sunghir (Russia) -- Possibly originally mounted on a spear. It may have had feathers or other decorations attached using the beautifully carved holes in the disk.