These easy-to-teach lessons, with many activites make this an enjoyable program for both the teacher and the student. Each lesson includes a challenge section with additional information and extra activites designed especially for the older (6-8th grade students. The "hands-on" approach is a fresh alternative to the textbook-only approach of many other elementary and middle school curricula. Today's world is hi-tech, filled with wonderful inventions. Your child will learn about many of these fascinating inventions. They will love learning about the physical principles behind flight as you study airplanes and rocket engines. Discover the advance in communications as you learn about the telegraph, telephone, and satellites. And where would our world be without the computer? As you and your child study these inventions and many of their inventors, you both will gain an appreciation for the resourcefulness and ingenuity given to man by a very creative God.