Kaleido Gears Play Eco

Construction game with various sizes gears for a spectacular chain reaction; everything starts moving as soon as the crank is turned. You learn, while having fun, some simple mechanics principles and you discover extraordinary optical effects.
Contents:
4 Large gears
4 Medium gears
4 Small gears
13 Interlocking plates
4 Stickers for large and 2 for medium gears
White pins and crank

Ages: 3+