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In Pictures: Fascinating Fish Check out these fascinating fish from Africa's lower Congo River.

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What's the Big Idea About Marine Biology?
There are so many ways and places to live in the oceans. Discover its wonders and importance.
Crazy Camouflage
Create a flounder fish that's hard to spot!
Meet the OLogist: Melanie Stiassny
Dive into the oceans with Melanie.
It Takes All Kinds to Make a World
The ocean's one diverse place. Take the surfboard challenge, and ride the waves of biodiversity!
Be an Ocean Helper
Find out what you can do to protect the oceans and ocean life.
What's This?
Can you tell the difference between a leech's jaw and its back sucker? Test your knowledge of these blood-thirsty worms.
Create a Coral Reef
Make a 3D diorama! All you need are pasta, Play-Doh, pipe cleaners, pom-poms, and hair curlers.
They Glow!
Discover how these deep sea creatures create their own light!
Work the System!
Grab the magical magnifying glass and take a close look at what's living in the mangroves.
Rubber Blubber Gloves
How do whales and walruses stay warm in chilly waters? Grab some gloves and find out.
In Pictures: Fascinating Fish
Check out these fascinating fish from Africa's lower Congo River.
Journey to the Bottom of the Sea
Can you make it down to the ocean floor? Along the way, discover what makes water special.
Pacu Journal
Join scientist Daniela Calcagnotto in South America and meet this vegetarian relative of the meat-eating piranha.
Ocean Creature Feature
What adaptations help these creatures survive?
Tide Poll
Make your opinion count!
Make Your Own Marine Biology Stationery
Send a note to a friend with these watery letterheads.
Creatures of the Reef
See how a scientist studies mollusks in the tropical waters of the Bahamas.
Slowing the Flow
How do mammals respond to cold water? Take the plunge into icy water and find out.
Dive Into Worlds Within the Sea
Find out what lives in the deep sea, coral reef, and continental shelf?
What Do You Know About Marine Biology?
Test your knowledge about our watery world with this quiz.
Test Density with a Supersaturated Solution
Do freshwater and saltwater mix? Find out in this experiement.
Ocean Books
Dive into the oceans with these 12 books.
Meet the Marine BiOLogists
Dive into the oceans with Melanie, Gabriela, Gwyneth, and Luke.
Journey to Deep Sea Vents
All aboard! Hop on a submersible and explore an amazing diversity of life at the ocean floor.
Humpback Whale Journal
Join scientist Howard Rosenbaum on a journey to Madagascar where you'll meet a species of whales with fingerprint-like tails.
Arctic Story Puzzles
Solve these story puzzles to find out more about how life in the Arctic is affected by climate change. Download a PDF, then cut out the pieces and arrange them in order!
Living on Ice
Solve these interactive story puzzles to find out how people and other animals live in the Arctic.
Be a Water Saver
How do we make sure there is enough clean, fresh water to share with all living things? These are some simple things that you can do to help protect fresh water and the living things that depend on it.
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Polar Expeditions

Sun Sep 19th, 2010

A Night at the Museum Sleepover

Fri Sep 24th, 2010

Astrofavorites: The NASA Mission Collection

Tue Sep 28th, 2010

Planetary Vacation

Sat Oct 02nd, 2010

There are more species of life in the water than on land.

Whales have two blowholes. Dolphins have only one.

Below 2,000 feet the ocean is completely dark.

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Highlights

What's the Big Idea About Marine Biology?

Crazy Camouflage

Meet the OLogist: Melanie Stiassny

It Takes All Kinds to Make a World

Be an Ocean Helper

What's This?

Create a Coral Reef

They Glow!

Work the System!

Rubber Blubber Gloves

In Pictures: Fascinating Fish

Journey to the Bottom of the Sea

Pacu Journal

Ocean Creature Feature

Tide Poll

Make Your Own Marine Biology Stationery

Creatures of the Reef

Slowing the Flow

Dive Into Worlds Within the Sea

What Do You Know About Marine Biology?

Test Density with a Supersaturated Solution

Ocean Books

Meet the Marine BiOLogists

Journey to Deep Sea Vents

Humpback Whale Journal

Arctic Story Puzzles

Living on Ice

Be a Water Saver

ADvanced SCience