Mini Challenges!
New inventive challenges posted each week
398
Monarch butterfly
Invent a home for monarch butterflies
Check out some other challenges
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222
Stair chair
Invent a wheelchair that can go up and down stairs
548
Lucky
Invent a way to turn your luck around
152
Hedgehog hotel
Design a hedgehog hotel, with all the comforts it needs
515
Colour sorter
Invent a colour sorting machine
155
Collecting rain water
Design a raincoat made out of plastic bags that collects water to use