a ufo that gets rid of all the air polution in the upper atmspeer
— computer1953, Age 8
I think it would be really cool to build a really large air filter! Maybe we could attach to to a flying object such as and airplane. We could have it fly around the world and suck in the polluted air and out comes fresh air!
— AthenaYOwl, Age 10
a plant that eats trash
— ghvftrjuf, Age 5h
I want to invent a robot that could pike up trash, plant trees, and help people make the wold a better place to live!
— michelle), Age 9
I would make a machine that uses air as fuel and they would be free and it would clean up every thing that is wrong in a milisecond. your biggest fan:Collin C. Chaney
— collin2202, Age 10
I would create a machine that sucks up all the trash from waste dumps and breaks it down into soil!
— bellaspins19, Age 11
I will put all the recycleing stuff in the recycleing bin and all the trash in the trash bin
— COLENATE, Age 7
I will build a robot that powers itself and it will plant tree
— Nathaniel, Age 9
i will make a rocket that runs on exsersise
— awerter, Age 7
A solor that will make trash into bikes and wagens.
— Alexia, Age 8