"Vietnam is a long narrow country in mainland Southeast Asia. The country is known for its varied landscapes, diverse cultures, and unique historic sites. Learn about Vietnam's ... history, culture, geography, and more"--Back cover.
Contains twenty-five projects that teach comets and asteroids, including building a refracting telescope, experimenting with gravity, and creating models of different celestial objects.
Tyler Trofee would like to spend all his time doing skateboarding tricks, but his parents are tired of his recklessness and are insisting that he be more responsible if he wants to get a new skateboard for the big contest.