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Our Glaciers: Then and Now activity kit helps you see the changes taking place in glaciers around the world. See all our activity kits and classroom activities.

People Coloring Book--John Glenn

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John Glenn bio page

People Coloring Book Index

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Learn about Earth and space science, and have fun while doing it! The games section of our online store includes a climate change card game and the Traveling Nitrogen game!

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Science, Evolution, and Creationism

How did life evolve on Earth? The answer to this question can help us understand our past and prepare for our future. Although evolution provides credible and reliable answers, polls show that many people turn away from science, seeking other explanations with which they are more comfortable....more

John Glenn

John Glenn is an American astronaut who was born on July 18,1921, in Ohio. Before he became an astronaut, John Glenn served as a fighter pilot in World War II and the Korean War. He has logged over 55...more

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