Use this lesson to see how animals can have very interesting relationships. Some help each other, some benefit from others, and some hurt others. Young scientists are sure to benefit from this eye-opening lesson.

Use this lesson to show your students how food travels from the mouth to the stomach. Additionally, show them how the digestive system delivers important nutrients to other parts of the body and also excretes wastes from the body.

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.