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Laser Jet Toner: a Magnetic Fluid

In this experiment, you will experience a magnetic fluid as it moves, bubbles, and forms unique shapes. Why does the fluid contort into different shapes? Are there other fluids that are magnetic? What ...

X the Unknow? Basic

Find out how X-rays were discovered and how the use of X-rays revolutionized science and medicine.

It is an educational content of CK-12 Foundation (to access some of the CK-12 contents you must be log ...

Writing Chemical Equation? At grade

How to write a chemical equation from a word equation.

It is an educational content of CK-12 Foundation (to access some of the CK-12 contents you must be logged in).

World's Strongest Magne? Basic

Learn about the properties and uses of neodymium magnets, the strongest magnets in the world.

It is an educational content of CK-12 Foundation (to access some of the CK-12 contents you must be logged i ...

World’s Tiniest Compute? Basic

Learn how microscopic computers of the future would use individual atoms and electrons to encode information, and consider how such tiny computers might change our world.

It is an educational content o ...

Wonderful Wedge? Basic

Discover how wedges work and some of the many uses of these simple machines.

It is an educational content of CK-12 Foundation (to access some of the CK-12 contents you must be logged in).

Why You Weigh Less at the Equato? Basic

Learn how and why Earth's gravity varies around the globe.

It is an educational content of CK-12 Foundation (to access some of the CK-12 contents you must be logged in).

Where's the Remote? Basic

Discover the science behind the remote control, including how it sends infrared light signals to the devices it controls.

It is an educational content of CK-12 Foundation (to access some of the CK-12 c ...

Where Would You Be Without Dalton? Basic

Find out how the ability of modern chemists to develop life-changing materials such as plastics depends on knowlege of atoms that was first introduced by John Dalton around 1800.

It is an educational c ...

Where Will All the Water Go? Basic

Find out how global warming is causing sea levels to rise and how rising sea levels may affect people who live on coasts.

It is an educational content of CK-12 Foundation (to access some of the CK-12 c ...

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