Mini Challenges!
New inventive challenges posted each week
472
Farmer
Create an invention that would help a farmer
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549
Heat
Invent a device that generates heat
28
Flight of the bumblebee
Design flying machines inspired by birds and insects
153
Shop local
Design a poster to encourage people to shop local
155
Collecting rain water
Design a raincoat made out of plastic bags that collects water to use
311
Spring clean
Invent something to help you with spring cleaning