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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100
Leftovers
Invent a machine that recycles your leftover dinner
28
Flight of the bumblebee
Design flying machines inspired by birds and insects
333
Be inspired
Draw a place where you can create artwork!
533
Remote
Invent something remote controlled
235
Sun capture
Invent a tool that can capture the sunshine