Extras

Video thumbnail: Science Trek Trees: Honor the Trees

Trees: Honor the Trees

Video thumbnail: Science Trek Trees: More Than Just Wood

Science Trek

Trees: More Than Just Wood

Is there part of a tree in your lip stick?

Trees: More Than Just Wood

Video thumbnail: Science Trek Trees: Full Show

Science Trek

Trees: Full Show

Trees are the oldest, tallest and heaviest things on Earth. How do they grow and survive?

Trees: Full Show

Video thumbnail: Science Trek Trees: Why So Colorful?

Science Trek

Trees: Why So Colorful?

Why do leaves have different colors?

Trees: Why So Colorful?

Video thumbnail: Science Trek The Web Show: Trees

Science Trek

The Web Show: Trees

Find out why trees are so important to our environment on this Science Trek: The Web Show.

The Web Show: Trees

Video thumbnail: Science Trek The Moon: Super Moon

The Moon: Super Moon

Video thumbnail: Science Trek Mountain Goats: Foot First

Science Trek

Mountain Goats: Foot First

Mountain goat’s feet have special adaptations that help them climb.

Mountain Goats: Foot First

Video thumbnail: Science Trek Mountain Goats: Mountain Goat Horns

Science Trek

Mountain Goats: Mountain Goat Horns

What can you learn from a mountain goat's horns?

Mountain Goats: Mountain Goat Horns

Video thumbnail: Science Trek Magnets: Temporary or Permanent

Science Trek

Magnets: Temporary or Permanent

Some magnets can be turned on and off.

Magnets: Temporary or Permanent

Video thumbnail: Science Trek Magnets: Four Poles not Two

Science Trek

Magnets: Four Poles not Two

Where is the north pole? Not where you might think…

Magnets: Four Poles not Two

Video thumbnail: Science Trek Magnets: Animal Magnetism

Magnets: Animal Magnetism

Video thumbnail: Science Trek Hearing: The Ears are Where!?!

Science Trek

Hearing: The Ears are Where!?!

Which hears better…cats or dogs?

Hearing: The Ears are Where!?!

Video thumbnail: Science Trek Hearing: Which Animal Hears Best

Science Trek

Hearing: Which Animal Hears Best

Find out which animals have better hearing than humans.

Hearing: Which Animal Hears Best

Video thumbnail: Science Trek Hearing: What is that flap of skin?

Science Trek

Hearing: What is that flap of skin?

What do you call that flap of skin on the sides of your head?

Hearing: What is that flap of skin?

Video thumbnail: Science Trek The Moon: Two Moons?

Science Trek

The Moon: Two Moons?

Was there once a second moon?

The Moon: Two Moons?

Video thumbnail: Science Trek Inventions: How Young?

Science Trek

Inventions: How Young?

Learn about young people who invent.

Inventions: How Young?

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