Coggy pretend-play Graphic onesie featuring the Boston

Graphic onesie featuring the Boston Common mother duck and her ducklings

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

Great for developing self-expression

Explore the forces acting on structural components including tension

an alarm light comes on

Coggy pretend-play Graphic onesie featuring the BostonGet 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