Mini Challenges!
New inventive challenges posted each week
470
Sun energy
Invent a new way to make energy from the sun
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294
Dry fruit and veg
Invent a way of growing food in dry countries
549
Heat
Invent a device that generates heat
28
Flight of the bumblebee
Design flying machines inspired by birds and insects
364
Combat microplastics
Invent a way to combat microplastic pollution
472
Farmer
Create an invention that would help a farmer