Mini Challenges!
New inventive challenges posted each week
465
Getting chilly
Invent a way to warm up in chilly weather
Check out some other challenges
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71
Energy Savers
Invent an exciting, fun or unusual way to travel that uses less energy
397
Watch it
Invent an interesting watch
448
Seaweed
Invent an extra special use for seaweed
165
Roast dinner
Invent a machine that recycles your left over roast dinner
366
Healthy and happy
Invent a way to monitor your health