Lessons Worth Sharing | Settings

You have JavaScript disabled
For the best experience, please turn JavaScript on. Here's how

Earth and Space Science

A needle in countless haystacks: Finding habitable worlds

425,313 Views

Life Sciences

How life came to land

159,881 Views

Civics

The oddities of the first American election

248,535 Views

Civics

Does your vote count? The Electoral College explained

8,357,183 Views

Writing/Composition

Beware of nominalizations (AKA zombie nouns)

1,122,864 Views

Science & Technology

How to clone a sheep

104,340 Views

Civics

A 3-minute guide to the Bill of Rights

2,235,165 Views

History

A glimpse of teenage life in ancient Rome

12,409,377 Views

Science & Technology

Why do wings help you fly?

1,546,639 Views

Health

How does digestion work?

95,926 Views

Science & Technology

What is a fungus?

261,730 Views

Civics

Gerrymandering: How drawing jagged lines can impact an election

1,127,834 Views

Consciousness, Sensation and Perception

Diagnosing a zombie: brain and behavior (Part two)

285,654 Views

History

The Making of the American Constitution

1,000,492 Views

Consciousness, Sensation and Perception

Diagnosing a zombie: Brain and body (Part one)

855,347 Views

History

The city of walls: Constantinople

1,352,736 Views

Technology

How inventions change history (for better and for worse)

895,615 Views

Technology

Sending a sundial to Mars - Bill Nye

94,552 Views

Social Psychology

Rethinking thinking

1,009,192 Views

Algebra

How does math guide our ships at sea?

427,677 Views

Physical Science

Describing the invisible properties of gas

188,889 Views

Physical Science

The ABC's of gas: Avogadro, Boyle, Charles

218,449 Views

Technology

The story behind your glasses

133,115 Views

Physical Fitness

How breathing works

418,767 Views