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960 records found. Displaying 697 - 720.
Extreme Volcanoes
From the Series When Nature Attacks
The molten rock just under Earth's solid crust sometimes erupts suddenly and violently, causing streams of red-hot lava and scorching high-speed avalanches called pyroclastic flows. Volcanoes Read More →
Forces and Motion Investigations
From the Series Key Questions in Physical Science (Alternator Books ® )
Forces and motion are at work all around you—when you kick a ball, ride a bike, or drop a book. But what exactly are forces? And how do they make things move? For thousands of years,… Read More →
Fun Experiments with Electricity: Mini Robots, Micro Lightning Strikes, and More
From the Series Amazing Science Experiments
Make a robot from a toothbrush, send Morse code messages by telegraph, and create your own lightning! These amazing science projects use readily available items and have simple step-by-step… Read More →
Fun Experiments with Forces and Motion: Hovercrafts, Rockets, and More
From the Series Amazing Science Experiments
Make a rocket from a plastic bottle, a hovercraft from a balloon, and a drag racer from cardboard! These amazing science projects use readily available items and have simple step-by-step… Read More →
Fun Experiments with Light: Periscopes, Kaleidoscopes, and More
From the Series Amazing Science Experiments
Make a camera from cardboard, create stereographic images, and start a campfire with ice! These amazing science projects use readily available items and have simple step-by-step instructions. Read More →
Fun Experiments with Matter: Invisible Ink, Giant Bubbles, and More
From the Series Amazing Science Experiments
Make a giant fountain from a soda pop bottle, write messages in invisible ink, and blow monster bubbles! Use readily available items and simple step-by-step instructions to create these… Read More →
Genius Communication Inventions: From Morse Code to the Internet
From the Series Incredible Inventions
Printing words in books originated in China with the invention of movable type. But books aren't the only way we've communicated throughout history. Find out who invented the first radio,… Read More →
Genius Engineering Inventions: From the Plow to 3D Printing
From the Series Incredible Inventions
Tin cans were first produced in London in 1813. But they had to be opened with a hammer and chisel, because the can opener wasn't invented until 1855! Check out other amazing engineering… Read More →
Genius Optical Inventions: From the X-Ray to the Telescope
From the Series Incredible Inventions
Before magnifying glasses, how did people make objects look larger? The ancient Romans filled glass bowls with water. Then microscopes and telescopes came along. But optical innovation didn't Read More →
Genius Physicist Albert Einstein
From the Series STEM Trailblazer Bios
Have you ever used your imagination to solve a problem? When Albert Einstein was young, he was fascinated by the way magnetism made a compass work. As an adult, he used thought experiments to Read More →
Genius Transportation Inventions: From the Wheel to Spacecraft
From the Series Incredible Inventions
Bicycles were only invented about two hundred years ago—and the first ones didn't have tires or brakes! But bikes aren't the only way we've tried to conquer the roads, seas, and skies. You'll Read More →
Geoengineering Earth's Climate: Resetting the Thermostat
Most scientists agree that Earth is warming rapidly. Glaciers are melting and rising seawaters are submerging islands and coastal cities. In the coming decades, millions will likely have to… Read More →
Hovercrafts and Humvees: Engineering Goes to War
From the Series STEM on the Battlefield
In 1944 during World War II, US and British engineers built a massive floating harbor. When soldiers from these countries landed in France to fight the Germans, ships towed the harbor to the… Read More →
Humanoid Robots
From the Series Cutting-Edge Robotics (Alternator Books ® )
Humanoid robots can help us learn. They can go places humans can't, such as deep underwater, sending back information we never knew before. Humanoid robots can also aid in search and… Read More →
Inside Battleships
From the Series Inside Military Machines
Take a fascinating tour of the mightiest fighting ships of all time—from ancient Greek galleys to gigantic modern aircraft carriers. Get an up-close view of these incredible battleships as… Read More →
Inside Fighter Planes
From the Series Inside Military Machines
Follow the powerful story of fighter aircraft—from the earliest six-winged inventions used during World War I right up to modern supersonic stealth fighters. Along the way, explore inside the Read More →
Inside Submarines
From the Series Inside Military Machines
Believe it or not, submarines date back to the seventeenth century! Discover how they developed from early designs such as the one-person Turtle into streamlined, stealthy warships. Along the Read More →
Inside Tanks and Heavy Artillery
From the Series Inside Military Machines
The earliest tank was designed in the fifteenth century. Since then, tanks have developed into huge, powerful weapons. Get an up-close view of mighty tanks and artillery as you learn about a… Read More →
Inventor, Engineer, and Physicist Nikola Tesla
From the Series STEM Trailblazer Bios
Have you ever tried to invent something? As a child, Nikola Tesla saw a picture of a waterfall and imagined an invention that would turn the water's energy into electricity. Later, he… Read More →
Law Enforcement Robots
From the Series Cutting-Edge Robotics (Alternator Books ® )
Law enforcement robots are designed to complete tasks that may be too difficult or dangerous for human law enforcement officers. And like human officers, they work hard to keep people and… Read More →
Lightning Bolt Books ™ — Plant Experiments — Audisee®—On Level Set
From the Series Lightning Bolt Books ® — Plant Experiments
Young scientists will conduct simple experiments to answer key questions about plants. Each book provides step-by-step instructions; captioned photos help students follow along. Students… Read More →
Lightning Bolt Books ™ — Robots Everywhere! — Audisee®—On Level Set
From the Series Lightning Bolt Books ® — Robots Everywhere!
This series engages readers through a fascinating topic: robots! Each book covers a variety of examples, ranging from helpful robots that vacuum our floors to sophisticated machines that help Read More →
Magnetism Investigations
From the Series Key Questions in Physical Science (Alternator Books ® )
You've probably played with magnets or seen them on a refrigerator door. But did you know that magnets are used in everything from laptops to electric guitars? Why and how do these magnets… Read More →
NASA Mathematician Katherine Johnson
From the Series STEM Trailblazer Bios
What do you want to be when you grow up? When Katherine Johnson was young, women weren't expected to go into the math and science fields. Johnson loved math, but she never thought she could… Read More →