Mini Challenges!
New inventive challenges posted each week
216
Nature energy
Invent a gadget that produces sustainable energy using nature
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71
Energy Savers
Invent an exciting, fun or unusual way to travel that uses less energy
160
Ear muffs
Design ear muffs with a special extra function
12
Sparkling smile
Draw an invention to brush your teeth without a toothbrush
343
Talk it out
Invent a way to make a new friend
203
Maker Challenge - Musical instrument!
Invent an intriguing musical instrument