This set of activities teaches students about the big picture of science using Mars as an example: how to collect data, use evidence, and look at models.

This site from the National Aeronautics and Space Administration asks the question, how can you hit a soccer goal on the Moon from Earth? Find an answer to this question as well as many more answered by Dr. Marc.

[Free Registration/Login may be required to access all resource tools.] Discusses the motion of the Earth with its day and night cycle, the seasons, the Earth's orbit around the Sun, and its year-long cycle.

A quick overview of the eight planets in our solar system.

Your science fair project may do one of three things: test an idea (hypothesis), answer a question, and/or show how nature works. Learn the steps involved in a project and get some great topic ideas.

[Free Registration/Login may be required to access all resource tools.] This study guide summarizes key points about constellations. Includes a few questions to check for understanding.