This science fair project idea explores the egg's thin membrane.

This science fair project idea builds models of various types of bridges and then determines which bridge design is the strongest.

Check out this cool science fair project idea that models the behavior of the cold desert plants: xerophytes and halophytes.

Create a three-dimensional X-ray of your child's hand in this simple modeling activity. All you need to get started are black paper and drinking straws

This science fair project idea explores plant growth from a bulb, root, and a stem and investigates asexual plant reproduction.

Construct batteries that make electricity from fruits with this fun science fair project.

What causes dilated pupils? Young scientists will find out by applying what they already know about changes in pupil size and making models of the pupil.

What causes the seasons to change? Kids find out by modeling the earth's tilt using a globe, flashlight and graph paper in this cool science fair project idea.

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

Encourage your kindergartener to investigate and chronicle the weather she observes during the coldest months of the year.

Protozoa and ciliate and amoeba, oh my! The objective of this science fair project is for students to use a microscope and identify microscopic life.

This science fair project idea highlights decomposition rates by comparing how long it takes an item to decompose in a compost pile vs. a landfill.

Help young learners discover why catÃs eyes glow in the dark with this simple experiment

Did you know your body is full of simple machines? This project looks at one of the third-class levers in the human body: your arm!

For this science fair project, kids will learn how to make a lemon battery. They can conduct this classic experiment using readily available materials.

This science fair project idea recreates the movement of planetary bodies in order to learn why they sometimes appear to move backwards.

Climates with more snowfall have more coniferous forests and fewer deciduous ? Learn about how pine trees in a coniferous forest adapted to withstand snow.

In this activity, you'll send your kindergartener on a scavenger hunt to find sounds and create a sound recording. Here's how!

Try this fun garden graphing project with your kindergartener this summer to give him a leg up in math and science while spending some valuable time outdoors!

Use dirt and different colors of craft sand to make unique layers in a clear plastic cup to represent the layers of the Earth.

Turn an abstract lesson into a practical craft with the fun and colorful creation of dough earth layers!

It's food. It's Thanksgiving tradition. And guess what: Cranberry Sauce is also science! Try our simple recipe/experiment.

This science fair project idea explores how enzyme inhibitors, active sites, non-competitive enzyme inhibitors, and substrates work.

What chromosome combinations determine a fetus gender? Use probability to think about whether a sperm and ovum will create a male or female in this project.

Want to help make studying the nervous system a little more fun? This thinking cap is a great way to learn external human brain anatomy.

What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.

This science experiment tests if dog saliva can really help heal wounds.

This educated-guessing game is great for preschoolers. This activity helps your child work on her reasoning skills.

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

Children combine an acid and an alkaline substance to simulate a volcano eruption in this fun experiment.