Mini Challenges!
New inventive challenges posted each week
414
Invent something to keep in your pocket
Check out some other challenges
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28
Flight of the bumblebee
Design flying machines inspired by birds and insects
494
Hobbit house
Design a house inspired by a story
549
Heat
Invent a device that generates heat
247
Strong suit
invent a suit that makes you super strong and tireless
422
Virtual reality
Design your own VR world