Physics

An acclaimed physicist introduces young audiences to the tiny building blocks that make u...

What keeps objects from floating out of your hand? What if your feet drifted away from th...

One of the greatest adventures in the future of humanity will be to construct, work, and ...

A colorful magnet holds a drawing to a fridge. Paperclips stick to a magnet. Magnetic fo...

You push a swing. Your brother pulls a wagon. Forces are at work all around you. But what...

An airplane soars through the sky. A wind gust blows through the leaves. Objects are in m...

A rock sinks in the water. A hot air balloon floats in the air. Many objects float and si...

A ball drops to the ground. Leaves fall from a tree. Gravity is at work all around you. B...

A baseball player slides on the ground to tag a base. A toy car's wheels rub against the ...

What do staircases, dump truck beds, and ramps have in common? All of them are inclined p...

What do hammers, wheelbarrows, and brooms have in common? All of them are levers! Levers ...

What do flagpoles and some window blinds have in common? They use pulleys to perform work...

What do jar tops and water-bottle lids have in common? Both of them are screws! Screws ar...

What do a doorstop, a butter knife, and the front of a boat have in common? All of them a...

What do bicycles, doorknobs, and screwdrivers have in common? All of them use wheels and ...

It's everywhere. It's a solid, a liquid, or a gas. Read more to find out the facts on mat...

In cartoon format, uses werewolves to explain and illustrate the science involved in stat...

In cartoon format, uses aliens to explain the science of energy.

In cartoon format, uses zombies to explain the science of forces and motion.

Follows the adventures of Max Axiom as he explains the science behind magnetism.

What makes a bubble float? Are the bubbles in your soda the same as the bubbles in your t...

Can a magnet really crush a car? How do magnets stick to the fridge without tape or glue?...

Is a wheel the same as a gear? Will a square wheel work? Could a wheel roll forever? Disc...

Greetings! DO 4U the robot here, and I'm hard at work at Worldwide Robotics. I'm conducti...

Sound is created through vibrations that vary in pitch and volume. This creates sound-wav...

Could window panes be made out of wood? Or a shirt out of glass? Go on a treasure hunt wi...

Lightning streaks across the sky. A lamp lights up a room. Electricity is all around you....

A light beach ball floats on the water. A heavy rock sinks in the mud. Matter is all arou...

Fireworks crackle and boom in the sky. Your friend laughs at a joke. Sounds are all aroun...

Ice cubes clink in a glass. Steam rises from a pot of boiling water. Solids, liquids, and...

A pot of water boils over a hot burner on the stove. Sunshine warms your skin on a breezy...

Light shines through your kitchen window. A campfire brightens the dark woods. You see li...

Did you know there are gases all around us, but they're invisible? There are gases in the...

The earth is round, so why don't some people hang upside down? The answer is gravity! Wit...

Did you know that light has energy? It helps us see in the dark, it brings color to our w...

Did you know that liquids flow and take the shape of whatever container they're poured in...

What kinds of solids can you see right now? Solids are a type of matter that is all aroun...

Sound is made up of tiny vibrations. Learn how different vibrations create different soun...

Ninja warriors were masters of stealth and disguise. They could quickly defeat their enem...

Samurai warriors were experts in hand-to-hand combat and fighting from horseback. They ma...

When gladiators fought in combat, there was usually only one winner. The victor may not h...

Medieval knights were like armored tanks in combat. They often made quick work of their e...

Futurologist Luna Lee presents possibilities for the future of energy in the next 100 yea...

Simple text and bright photographs explain the concept of electricity for beginning reade...

Simple text and bright photographs explain the concept of forces for beginning readers.&n...

Simple text and bright photographs explain the concept of light for beginning readers. Th...

Simple text and bright photographs explain the concept of magnetism for beginning readers...

Simple text and bright photographs explain the concept of matter for beginning readers. T...

Simple text and bright photographs explain the concept of sound for beginning readers. Th...

Emergent readers learn about solids and liquids in Solid or Liquid? by Amy S. Hansen.