Traces the history of rocket development from early Chinese fire arrows to modern-day space shuttles, discussing the science behind rocket flight while outlining projects that use the forces of thrust, gravity, lift, and drag.
Explains how and why such documents as the Declaration of Independence, the U.S. Constitution, and the Bill of Rights still have an important impact on our country today. Activities are included.
25 fun projects that kids can complete using common household supplies and recycled materials that teach about ancient civilizations, ethnic groups, and uniques traditions in Africa.