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Grade 3

751 records found. Displaying 553 - 564.

Science and Math

Space Shuttles

Columbia, Challenger, Discovery, Atlantis, and Endeavor. Though space machines, NASA’s shuttles were all named after famous ships. This low-level title fuels reading interest for the most… More →

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Science and Math

Factory Robots

General Motors brought the first factory robot to life in 1961. The 4,000-pound assembly-line robot was named Unimate. It proved it could build cars twice as fast as humans could! In this… More →

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Science and Math

Flying Robots

The MQ-1 Predator drone served the U.S. military well for over two decades. The flying robot’s early missions were surveillance and reconnaissance. But in time, the drone became armed with… More →

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Science and Math

Medical Robots

No surgeon can boast the steady “hands” of da Vinci. This surgical robot was built for careful cutting, and that is why it has helped with more than three million medical operations to date!… More →

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Science and Math

Military Robots

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 →

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Science and Math

Police Robots

The U.S. military has given nearly 1,000 robots to police departments around the country. This means most police robots are ex-military. Young readers will walk through the history of robots… More →

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