Tunnels. Bridges. Dams. Humans aren't the only animals to build these structures. Moles, ants, and beavers do, too! Explore these builders' works and worlds through vibrant photos and… More →
Grade 5
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The Hubble Space Telescope is a lens for discovering the hidden secrets of outer space. The tool has zoomed in on unknown galaxies! This book gives young readers a close-up of the Hubble… More →
Soldiers regularly put themselves in harm’s way to promote peace and protect freedom. This means they have great appreciation for their robotic stand-ins— PackBots. The remote-controlled… More →
The glowing moon peeks from behind a massive stone house. The front door slowly creaks open. A feeling of gloom swells from inside the home. There’s an ear-splitting shriek! What horror has… More →
It was an Earth satellite that started the space race between Russia and the United States. Russia sent Sputnik 1 into space in 1957, and the U.S. responded with Explorer 1 in 1958. In this… More →
Did you know that more than 70 probes have been sent to the moon in the past 50 years? Their missions have included orbiting the moon to take pictures and gathering samples of moon material.… More →