Mini Challenges!
New inventive challenges posted each week
546
Long distance
Invent something to help you run long distances
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455
Stress less
Invent a way to tackle stress
545
Easy morning
Invent something to make mornings easier
28
Flight of the bumblebee
Design flying machines inspired by birds and insects
103
Under pressure
Invent something that can reduce stress
83
Sunny side
Make a sunburst cardboard sundial clock