Mini Challenges!
New inventive challenges posted each week
226
Mars water
Draw an invention that collects water on mars
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285
Hedgehog road
Draw an invention that will help a hedgehog cross the road safely
28
Flight of the bumblebee
Design flying machines inspired by birds and insects
549
Heat
Invent a device that generates heat
325
Choctastic!
Invent something made entirely out of chocolate
393
3D printed
Invent something made from a 3D printer