Cardboard is everywhere! For creative kids ages 9 to 14, it’s the perfect eco-friendly building material, and Cardboard Box Engineering is the perfect guide to get them started on their inventive tinkering. A working kaleidoscope, a marble roller coaster, a robotic hand, and a wind-powered tractor with cardboard gears are just a few of the ingenious projects developed by Jonathan Adolph, author of the bestselling Mason Jar Science.

Working with simple household tools, kids can follow step-by-step photo instructions to exercise their design smarts, expand their 3D thinking, and learn the basics of physics and engineering with activities that have real-life applications.

Recommended age: 9 years +