Compasses and magnetite, magnetic poles and motors - learn about how magnets affect our lives.

The rocks you see everyday can be grouped into different types, like igneous, sedimentary, or metamorphic. Some rocks are actually minerals, and you can even find fossils in some types of rocks.

Sound is created through vibrations that vary in pitch and volume. This creates sound-waves that you can hear. Includes experiments.

The states of matter (solids, liquids, and gases) are explained and demonstrated. Includes an experiment to try.

Explore the concepts of motion by learning about movement, speed, force, and inertia.

Describes the different kinds, uses, and benefits of inclined planes and ramps. Includes an activity.

Dead leaves, food scraps, and grass clippings for lunch? Small animals, fungi, and bacteria called decomposers turn trash into a tasty compost treat. Learn more about compost and how you can use it in your garden or yard.