Join the international community of scientists and explore theworld's most exciting discoveries . . . Build a simple machine like the ancient Egyptians might have usedto build the pyramids. Construct your own rocket thrusters tosimulate those used by U.S. astronauts. Make your own paper using a2,000-year-old recipe from China. These are just some of the exciting projects you'll find in Sciencearound the World, a fun and fact-filled...