Mini Challenges!
New inventive challenges posted each week
306
Showing support
Invent something that shows support for another country or people
Check out some other challenges
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549
Heat
Invent a device that generates heat
131
Relaxation room
Design a small space where you can relax
325
Choctastic!
Invent something made entirely out of chocolate
28
Flight of the bumblebee
Design flying machines inspired by birds and insects
523
Heating up
Invent something that’s useful in the heat