Teacher Resources

Download this month's Teacher's Guide to get background notes, discussion questions, ready-to-copy review pages, and more. (Adobe Acrobat Reader required.)

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Whiteboard Content

Coming soon! Turn your classroom into a digital adventure with National Geographic Extreme Explorer whiteboard content, including photos, videos, maps, and more.

Article in Spanish

What secrets are hidden in the Maya's mysterious writing? Download a Spanish translation of "Cracking the Code" to find out.

Teacher's Panel

Join the Extreme Explorer Teacher’s Panel! If you subscribe to Extreme Explorer, we want to hear from you. Panelists will answer brief surveys on each issue, providing feedback on stories, covers, and interest in future topics.

Extreme Teachers Page

September 2009

Related Content | National Geographic Resources | Coming Next Month
Related Content
Photo: Close-up photo of a caterpillar's head

Fooled You!

National Geographic Magazine:
The Art of Deception

For many plants and animals, copying other creatures helps them stay alive. Learn more about some of nature’s amazing mimics.

NGM Interactive: Find the Mimic

Mimicry can make animals tough to spot. Can you find the hidden creatures in these photos?

NG News: Poison Frog Uses Less-Toxic Looks to Survive

Some animals stay safe by copying the look of a poisonous neighbor. But for one frog, imitating a less poisonous species does the trick just as well. Find out how.

NG News: Moths Elude Spiders by Mimicking Them

Many moths fly away from jumping spiders. But one type of moth can stand its ground when it’s near this predator. Why? Its markings mimic the spider itself. Confused? So is the spider! See why.

Photo: Close-up photo of a reptile's eye

Seeing Eye to Eye

NG News: Animal Eyes Provide High-Tech Optical Inspiration

Learn how scientists are studying animal eyes to create new cameras and other high-tech equipment.

NG News: Colossal Squid Has World's Biggest Eyes

An eye as big as a dinner plate? It’s true. Check out the colossal squid, the creature with the animal world’s biggest eyes.

NG News: Coral Algae Have “Eyes,” Study Says

Find out why scientists think these single-cell organisms can see, and how seeing helps coral algae.

Video: In the Dark

Meet some animals that have no eyes.

Photo: Pyramid

Cracking the Code

NG Explorer: Mighty Maya

The Maya created a truly amazing civilization. They built incredible buildings, made beautiful art, and developed a form of writing. Test your knowledge with this Maya quiz.

National Geographic Magazine: Maya Rise and Fall

Scholars have long puzzled over the Maya's rise to glory and fall to ruin. Read the article, and explore photos, maps, and more.

NG News: Earliest Maya Writing Found in Guatemala

Scientists recently discovered Maya writing believed to be 2,300 years old. Find out more about this fascinating find.

NG Kids: Secret of the Maya Glyphs

Who's buried in the blue tomb? That’s the mystery in this cartoon game. To solve the puzzle, you'll need to explore a Maya temple.

National Geographic Resources

National Geographic School Publishing

Explore a world of resources, order a FREE copy of our K-12 catalog, and learn more about our content literacy programs.

National Geographic: Education Guide

Find lesson plans, learn how to contact the Geography Teaching Alliance in your state, get information on grants, and much more.

National Geographic: MapMachine

Looking for maps? Explore the world with National Geographic's online atlas.

National Geographic: Xpeditions

Ideas, tools, and lesson plans bring the U.S. National Geography Standards to life.

National Geographic: News

From archaeology to zoology, there's always something new and interesting to explore.

Extreme Explorer Funding Letter

Do you have difficulty paying for Extreme Explorer? This letter to your students' parents will explain the magazine's value and request the modest subscription cost.

Extreme Explorer Funding Sources

There are many great funding sources available to help with the magazine’s subscription cost. Download this PDF to learn about some of them.

National Geographic Explorer

Check out our magazine for grades 2-3 (Pioneer Edition) and 4-6 (Pathfinder Edition).

National Geographic Young Explorer

Listen to an issue of our magazine for kindergarten and first grade.

Coming Up

Coming in October 2009

Octopus: People once called the octopus a sea monster. Find out why the truth is stranger than fiction. Eye in the Sky: Discover the big part satellites play in your everyday life. Passport to Wonder: Take a globe-trotting trip to explore the New 7 Wonders of the World.

Photographs: © Dean Evangelista/Shutterstock (caterpillar); © Sim Kay Seng/Shutterstock (lizard eye); © Chris Mullins/Shutterstock (pyramid)