Table of Contents

Introduction: Notes from a Rubber-Band Tinkerer
 
Chapter 1: Handheld Shooters
Many-Thing Shooter
PVC Slingshot Rifle
Crossbow
Bow and Arrow
Chapter 2: Mini Siege Engines
Pyramid Catapult
Enhanced Mousetrap Catapult
Floating Arm Trebuchet
Da Vinci Catapult
Chapter 3: Hydraulic and Pneumatic Power
Pneumatic Magic Box
Extending Grabber
Robot Arm
Hydraulic Fighting Robots
Chapter 4: Flight
Improvised Darts
Slingshot Rocket
Rubber Band Helicopter
Chapter 5: Other Gadgets & Contraptions

About the Author

Lance Akiyama is a lifelong tinkerer and a magician at creating contraptions from cardboard, sticks, rubber bands, and tape. Since 2010, he has focused his talents on developing original hands-on engineering projects and founding The Workshop for Young Engineers (thewye.com), a project-based after-school enrichment program. He is also a featured author and teacher on the educational website, The Instructables, and is the lead science curriculum writer for Galileo Learning, an educational summer camp that focuses on coaching and inspiring the next generation of innovators. He lives, works, and creates contraptions in San Francisco.