110 Amazing Magic Tricks With Everyday Objects

Buffalo Origami

A Field Guide to Insects and Diseases of California Oaks

Math Games & Activities from around the world

European Red List of Saproxylic Beetles

Building robotics & electronics with chris

Balancing Robot

47 Projects to do with a 555

Basic Stamp Led Cube

Processing: A Programming Handbook for Visual Designers and Artists

Origami

Senior Project Guide to Texas Instruments Components

Pic16F887

Goldfish Origami

The How and Why Wonder Book of Beginning Science (1960)

The Original Works of Alex Kimball - Origami

Tiger Beetles

The How and Why Wonder Book of Motorcycles

Beetles Identification Guide

Pocket Sized Robot Arm