Mini Challenges!
New inventive challenges posted each week
531
Bike helmet
Invent a special bicycle helmet
Check out some other challenges
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178
Bump!
Invent something that stops you from hurting yourself when you fall over!
337
May the fourth
Draw a star-themed invention!
28
Flight of the bumblebee
Design flying machines inspired by birds and insects
189
Cell talk
Invent a new way for cells to talk to each other
264
Air balloon house
Draw a home that can float in the sky