Mini Challenges!
New inventive challenges posted each week
187
5-a-day
Invent a tool that will help you to get your 5-a-day
Check out some other challenges
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108
We've got the power
Invent something powered by solar energy
549
Heat
Invent a device that generates heat
355
Flower power
Draw a flower with a special ability
285
Hedgehog road
Draw an invention that will help a hedgehog cross the road safely
303
Warm dog
Invent something to keep a dog warm