Origami Activities: Create secret boxes, good-luck animals, and paper charms with the Japanese art of origami: Origami Book with 15 Projects

The LEGO Neighborhood Book: Build Your Own Town!

The New World Champion Paper Airplane Book: Featuring the World Record-Breaking Design, with Tear-Out Planes to Fold and Fly

Michael LaFosse's Origami Butterflies: Elegant Designs from a Master Folder: Full-Color Origami Book with 25 Fun Projects and Downloadable Instructional Video

Incredible LEGO Technic: Cars, Trucks, Robots & More!

Geometric Origami: The Art of Modular Paper Sculpture: This Kit Contains an Origami Book with Downloadable Instructions: Great for Kids and Adults

The LEGO MINDSTORMS EV3 Idea Book: 181 Simple Machines and Clever Contraptions

Mini Money Origami Kit Ebook: Make the Most of Your Dollar!: Origami Book with 40 Origami Paper Dollars, 5 Projects and Instructional DVD

My Best Mathematical and Logic Puzzles

Origami Stationery: (Downloadable Material Included)

The Unofficial LEGO Technic Builder's Guide, 2nd Edition

Money Origami Kit Ebook: Make the Most of Your Dollar!: Origami Book with 21 Projects and Downloadable Instructional DVD

The LEGO Power Functions Idea Book, Volume 2: Cars and Contraptions

LEGO Space: Building the Future

Draw 50 Animals: The Step-by-Step Way to Draw Elephants, Tigers, Dogs, Fish, Birds, and Many More

Steampunk LEGO

Beautiful Minecraft

The LEGO MINDSTORMS EV3 Discovery Book: A Beginner's Guide to Building and Programming Robots

The Nerf Blaster Modification Guide: The Unofficial Handbook for Making Your Foam Arsenal Even More Awesome