What do a bicycle and a car have in common? They both move using the simple machine wheel and axle. In this lesson, students learn about how this simple machine works, and will identify objects that use a wheel and axle.

One of the basic concepts in science is recognizing that all things can be classified as living or nonliving. In this lesson, your students will explore the characteristics of living and nonliving things with engaging hands-on activities.

What is recycling all about? What can and can't be recycled? What can I do to help others understand the importance of recycling? This activity helps students answer all of these questions as they learn about saving planet Earth.

In this lesson, your students will explore the properties of solids and learn to describe them in various ways.

Without natural resources, our world would be a very different place. Help your class understand the importance of water, plants, and soil with this exploratory science lesson.

Get your young scientists out of the classroom and into nature with this interactive science lesson.