Grades 3-5

Solar System Scavenger Hunt

Solar System Scavenger Hunt

Try this on for size: If Earth were the size of your head, then Mercury would be an orange and Jupiter a small car. Size up the planets for yourself with a model scavenger hunt. 

Space Travel Guide

Space Travel Guide

Can you convince your friends to spend the next school break on Pluto? Let your imagination run wild, and write an inspiring work of science fiction. 

Make a DNA Model

Make a DNA Model

Do you know what makes you different from a snail, a tree, or even your best friend? Find out with this hands-on look at genetic code—and build a model that's a million-plus-times larger than life.

DNA in a Blender

DNA in a Blender

Here's a very cool experiment that just might bring a tear to your eye. Use a blender to separate the DNA from an onion. Then hold the genetic material in your hand.

What Makes You, YOU

What Makes You, YOU

Nature + Nurture = You! While it may look like a simple equation, the combination of your genes and your environment is actually very complicated. Find out if your answers match your family's.

Wear a Chimp on Your Wrist

Wear a Chimp on Your Wrist

How can you wear a chimp on your wrist—without getting primate elbow? The answer to this riddle is not as tough as it may seem. Need a hint? Take a closer look at genetic code.

Plant/Arthropod Interactions

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Plant/Arthropod Interactions

Not all arthropods are equal in the eyes of plants. To attract helpful ones and fend off harmful ones, plants use their important chemical and mechanical attributes.

Keeping a Field Journal

Keeping a Field Journal

Field journals are incredibly important to researchers. In fact, many can't imagine doing science without them. Learn how to create your own valuable journal.

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