Machines & Motion: Learn about many fascinating inventions, such as the physical principles behind flight and the advances in communication as you study airplanes, rockets, telephones, computers, and more!

Heat & Energy: Discover many kinds of energy that power our lives. From fossil fuels to nuclear power plants, see how God provides our energy needs and learn the wonders of electricity, magnetism, light, and sound.

Inventions & Technology: Understand simple machines such as levers and inclined planes. Learn about the law of motion. You will enjoy experimenting with friction, racing rollerskate cars, and making pendulums.