Toys.
Eyes instantly widen with wonder as all the gears spin together! Includes 8 wooden gears. Pick one of the 5 double-sided puzzle cards and slide it into the wooden frame. Go Go Gears! - Puzzles for Ages 3 to 4 - Fat Brain Toys. Then, it's up to your little puzzler to fit the gears into the grid so they match the outlines in the image.