Mini Challenges!
New inventive challenges posted each week
216
Nature energy
Invent a gadget that produces sustainable energy using nature
Check out some other challenges
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163
Reindeer jumper
Design a jumper for a reindeer
548
Lucky
Invent a way to turn your luck around
364
Combat microplastics
Invent a way to combat microplastic pollution
549
Heat
Invent a device that generates heat
2
Secret door
Imagine a secret door in your home that leads to a magical place. Draw the door and the place