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1-HP / 750-watt air-cooled motor (120 volts
Keep it covered as much as possible
eco-friendly
Nurture the good bugs that help control tomato hornworms
John Derian is an artist and designer whose work with printed images from the past transports the viewer to another world
Cardboard Box Engineering environmentally friendly 1-HP / 750-watt air-cooled motorCardboard is everywhere! For creative kids aged 9 to 14, its the perfect eco friendly building material, and Cardboard Box Engineering is the perfect guide to get them started on inventive tinkering. A working kaleidoscope, a marble roller coaster, a robotic hand, and a wind powered tractor with cardboard gears are just some of the ingenious projects developed by Jonathan Adolph, author of the best selling Mason Jar Science. Working with simple
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