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This updated and expanded step-by-step guide enables ordinary folks to construct more than 13 awesome ballistic devices using inexpensive household or hardware store materials. Clear instructions, diagrams, and photographs show how to build projects ranging from the simple, a mat...

Dive into science with these fun outdoor experiments for children to do in their own surroundings. Outdoor Activity Lab contains 25 amazing projects to inspire young scientists and outdoor enthusiasts, taking them out of the house on a journey to better understand their world. Gr...

"Was Darwin really inspired by Galapagos finches? Did Einstein's wife secretly contribute to his theories? Did Franklin fly a kite in a thunderstorm? Did a falling apple lead Newton to universal gravity? Did Galileo drop objects from the Leaning Tower of Pisa? Did Einstein really...

In this new 2023 high-definition program, learn all about famous moments in history that never actually happened. One such event involves a 1938 radio broadcast announcing the invasion of aliens from outer space with in-depth reporting of the attack. But how can this be? When Geo...

This bestselling DIY handbook now features new and expanded projects, enabling ordinary folks to construct 16 awesome ballistic devices in their garage or basement workshops using inexpensive household or hardware store materials and this step-by-step guide. Clear instructions, d...