Discover the world of engineering with fun, step-by-step projects. Energy powers everything in the world around us. But where does this energy come from? Discover the machines that engineers have cr
Discover the world of engineering with fun, step-by-step projects. Our world is in the middle of a computer and robotics revolution! These amazing machines are all around us, helping humans do every
After the huge successes of Rubber Band Engineer and Duct Tape Engineer, we finally take away the boundaries of a single category and let author Lance Akiyama create twenty devious weap
