Mini Challenges!
New inventive challenges posted each week
365
Wind power
Draw something powered by wind
You've got the power!
Today is World Wind Day! It's a day to celebrate wind energy and renewable resources. Let's get our thinking caps on. Can you come up with a boat that runs on wind energy? Perhaps a wind-powered charger for devices?
Check out some other challenges
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351
Smart accessory
Invent a smart accessory
192
Speak in code
Invent a code and write your own secret message
123
Keeping dry
Design a way to keep your pet out of the rain whilst walking around outside
549
Heat
Invent a device that generates heat
548
Lucky
Invent a way to turn your luck around