Martin Gardner's Science Magic: Tricks and Puzzles (Dover Magic Books)

Tinkerlab: A Hands-On Guide for Little Inventors

Defending Your Castle: Build Catapults, Crossbows, Moats, Bulletproof Shields, and More Defensive Devices to Fend Off the Invading Hordes

Joy of Chemistry: The Amazing Science of Familiar Things

Make: High-Power Rockets: Construction and Certification for Thousands of Feet and Beyond

Science for Seniors: Hands-On Learning Activities

Programming Arduino: Getting Started with Sketches, Second Edition (Tab)

An Experiment with Time (Dover Books on Science)

Make: Drones: Teach an Arduino to Fly

The Evolution of Useful Things: How Everyday Artifacts-From Forks and Pins to Paper Clips and Zippers-Came to be as They are