Learn about light, and discover how to make reflections, shadows, and rainbows.

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

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

Describes the water cycle and the importance of water, explaining evaporation and condensation, dew and frost, and the three states of water.

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.

Did you know that rain, waves, wind, snow, and ice can change the shape of Earth's surface? They can create valleys, sea stacks, caves, and rock arches. Learn about the natural forces of erosion and how they shape the land.