Presents a brief overview of a number of methods and gadgets used by spies, from the earliest uses of codes and ciphers to high-tech methods made possible by computers.

Whether you're a first-time backpacker, an occasional weekend warrior, or a seasoned long-distance trekker, this guide is a must for any backpacking, hiking, or camping trip. Supreme long-distance hiker Andrew Skurka-accomplished adventure athlete, speaker, guide, and writer-shares his knowledge in this essential guide to backpacking gear and skills. Skurka recounts what he's learned from more than 30,000 miles of long-distance hikes, including the...

"This book shows you how to organize your environment to provide a safe and fun workflow, and demonstrates how you can use that space to educate others.... Outlines the uses and best practice for nearly every tool for people who like to build things, from Scotch tape to a 3D printer, a drill press to a punch, thread cutters to lasers"--Cover p. [4].

"A new set of True Books on Space Exploration"--

"More than 25 complete DIY projects to create play spaces for family members of all ages"--Provided by publisher.

Describes the changes in skateboards throughout the history of the sport, discussing essential gear as well.

Describes the equipment and supplies used in football, including the ball, uniforms, helmet, pads, and cleats.

"There's nothing like exploring the great outdoors. Getting out and appreciating nature can be as simple as spending time in your own back garden or local park, or as adventurous as hiking up a mountain or through a forest. However and wherever you choose to get outside, there are certain essential tools that will help you along the way. Maker: DIY wilderness survival projects features 15 projects which will enable you to get the most out of the outdoors,...