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Cardboard Box Engineering revolution of marina m. And the spectrum of theseThis illuminating guidebook will help young tinkerers and makers find creative ways to use cardboard boxes, sheets, and tubes in easily engineered projects, including awesome gadgets, toys, games, inventions, and sculptures. Cardboard 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