Mini Challenges!
New inventive challenges posted each week
155
Collecting rain water
Design a raincoat made out of plastic bags that collects water to use
Check out some other challenges
Prev
Next
103
Under pressure
Invent something that can reduce stress
364
Combat microplastics
Invent a way to combat microplastic pollution
28
Flight of the bumblebee
Design flying machines inspired by birds and insects
52
Sweet dreams
Draw a machine that would help you fall asleep happy
165
Roast dinner
Invent a machine that recycles your left over roast dinner