Coggy pretend-play Inventor Phil Walker-Harding created a

Inventor Phil Walker-Harding created a unique and immediately approachable take on card drafting that makes for a game that's easy to learn

Puzzle Dimensions: 18" x 24" Made in the USA

an alarm light comes on

Colorforms have inspired creative expression and fun for 70 years

Explore the forces acting on structural components including tension

Coggy pretend-play Inventor Phil Walker-Harding created aGet your mental gears spinning with this bending, clicking, shape shifting brainteaser! Moving from one challenge card to the next, it's up to you to fold this connected collection of sixteen colorful gears into the perfect positions that match each image. Start out with the first card and it might seem easy. But keep on working through medium, hard, and extra hard"Wait, if this color's here, then how can that one be way up there?" It's not long