Mini Challenges!
New inventive challenges posted each week
311
Spring clean
Invent something to help you with spring cleaning
Check out some other challenges
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301
Train travel
Invent a fun way to get to the train
549
Heat
Invent a device that generates heat
433
Asteroid rubble
Make something out of asteroid rubble
56
Wheelie good
Draw a bicycle or scooter with special extra functions to make it more fun or useful
103
Under pressure
Invent something that can reduce stress