The fascination of constructing tricky marble run racetracks is only topped by the high speed and action-packed tricks and stunts of the steel marble

2x Ascending Wooden Tracks

What life there is upon our earth

Whether in the garden

Kaleido Gears plains The fascination of constructing trickyKick your creativity into gear! Easily connect 16 cogs and gears to create a mechanical display like you've never seen before. Six larger gears have stickers that create captivating patterns as they spin. Sixteen square base pieces interlock to create 3 D or flat structures that you can even turn into a gear box. Just build the sides, insert one of 22 axles and connect them with gears. Then, set off an amazingly visual chain reaction by turning the