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In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

Blend art and science in this hands-on activity that shows your kindergartener how primary colors combine to make secondary colors.

Can you fool your eyes and your brain with an optical illusion? The purpose of this science fair project is to demonstrate various kinds of optical illusions.

Get down to the rubber with this science project that tests the effectiveness of different types of erasers.

Show your preschooler how to make a print of a butterfly using her hand as a tool--a great way to stimulate her sense of touch.

In this activity, your child will transform an egg into a glowing, bouncy "ball" that they can play with.

This science project challenges students to study deer behavior in their natural habitat- the feeding patterns, social behaviors, male to female ratio, etc.

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

Wiggly worms are known for staying buried in the soil, but how does that affect plants? Are earthworms and plant growth related?

This science project lets students explore the number of spots on a ladybird and how to treat ladybugs with respect.

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

Can you imagine a sky filled with bright, colorful bubbles? Make this whimsical scene come alive with bubble science!

In this experiment you will replicate the mummification process by making a hot dog mummy.

The goal of this fun science fair project idea is to microwave candy and investigate: do some colors of M&Ms melt faster than others?

This science fair project teaches students the differences between fruits and vegetables.

This is a quick, easy science fair project that conveys the idea of density to preschool and early elementary children.

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

Discover whether cold or hot water from the faucet will boil faster on the stove.

This experiment has students record rat behavior to learn about the benefits of rats and research rat myths throughout history.

In this science fair project, young children observe, record, and create collections of shapes in their world and increase their powers of observation.

Here's an easy experiment that lets your first grader practice the scientific method, while watching a caterpillar eat.

Children have a naturally inquisitive mind. Foster their curiosity with a walk through an autumn field or park to answer age-old “why” questions. As you walk with your child, you can encourage them to ask questions.

In this science fair project, young children notice and track changes in trees throughout the year.

Here is a kindergarten activity that blends art and science by using magnets, paint, and objects found around the house to create a picture.

This project is a vivid, concrete introduction to the basic but important idea that plants need sunlight and water to grow.

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

Water, along with soil and light, is a necessary component for plant growth. So what's better for promoting plant growth: tap water, or rain water?

Be a chemist for a day and study the simple reaction between sugar and heat. Try heating sugar and see what happens!

How can we describe the relationship of magnetic field strength vs. distance? Kids will find out with this free science fair project idea.