4th graders construct an ocean food web to learn about consumers and trophic levels, food webs, and food chains in this cool ecology science fair project.

Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

In this experiment, you'll make a seafloor spreading model to learn more about how plate tectonics work and create mid-ocean ridges.

Grow a garden with an environmentally-friendly twist by using plant scraps that usually get thrown away.

In this project, you'll build a model of the earth, complete with all seven continents and four major oceans.

In this inspiring activity, children create and perform their very own Reader’s Theater about helping the planet!

There are many benefits to bugs and insects. This science project shows how cockroaches, termites, and other critters benefit our planet.

How do organic materials become soil? This science experiment measures what materials biodegrade.

This study evaluates if electronic devices commonly found in most households emit radiation, and if they do, how much?

Conduct a mock interview with the President to teach your child about politics, the president and the world she lives in.

This science fair project idea compares biodiversity between drops of water.

In this activity, your child will write stories about two different people. The stories will include similarities and differences in the ways each person lives in their communities.

Help your child celebrate the summer and the sun by making a sandy seascape.

No big beach party or a sudsy seafood feast should be without this bright, colorful tablecloth!

This science fair project idea investigates how a bottom keel helps keep a boat from rocking back and forth.

The objective of this science fair project is to analyze the effects of salinity and temperature on water.

How does water pressure change with depth? Kids learn how pressure works underwater with this cool and easy demo.

Will increasing the amount of salt in water effect how slow or fast the water freezes?

Instead of tossing old school supplies, turn them into a work of art and teach your kids how to find new uses for old things.

This balloon-powered car project is a great way for your kid to learn about energy and how it can be used efficiently.

Let your future scribe's imagination run wild! Children have a hard time understanding fact versus fiction, and writing a tall tale can help.

How do animals keep warm? In this experiment, find out whether fat insulation resists cold temperatures and learn how this works in the animal kingdom.

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

In this science fair project, students examine under what conditions individual plants release seeds and how far the seeds are released.

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

This will encourage your child to utilize their observation skills, develop aesthetic awareness, build artistic drawing abilities and learn about the seasons.

Help your kids map the "global footprint" of your family's grocery cart by investigating how far your food travels before landing on your dinner table.

Capture your beach memories—not with a photograph, but with a beach mosaic made from that classic beach souvenir, the shell.

Inspire your child to learn about an amazing animal as she creates her very own polar bear habitat.

This science fair project demonstrates the magic of arches by challenging students to stack telephone books on top of eggs without breaking them.