Combining ideas creates cool new designs!
Add to the featured drawings to make something new, different, better.
The bicycle sitting machine.
It's kind of like a bicycle but you only move it with your arms.
This robot has a propeller to fly, and extendable arms to reach trash at the bottom of the ocean.
no hand umbrella
it is a(n) umbrella that clips on to your waist and is collapsible
Windy Windmill Power
The wind is a great source of energy and it won't hurt the earth.