This science fair project focuses on the use of a conductivity device that will determine if a substance dissolved in water can or cannot conduct electricity.

Why does purple cheese look nasty? Because color plays a big part in how we perceive the taste of different foods. Are birds just like us in this respect?

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.

How do you tell time without a watch? Use the sun! This simple activity will show your child how to build his own sundial.

What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

This science fair project explains the process of how the lungs expand and contract with the help of the diaphragm.

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

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

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

Young scientists will investigate people's preferences for saltiness, and make some inferences about genetics and diet.

What's a liquid? What's a solid? What better way to experiment than by turning a childhood favorite, ice cream, into a homemade science lesson!

Invite your third grader to do taste test science to observe how a strawberry tastes when it is paired with various condiments. The results may be surprising!

Here's a first grade ladybug game that explores how air can move solid objects, and adds some measurement practice, too. Play, learn, and enjoy!

Here's a fun and simple activity to introduce your child to surface tension, and pull an awesome stunt in the process!

Demonstrate the properties of pressure and surface tension to explain how water can stay inside an upside down glass using cardboard.

Teach your child how butter is created by shaking up cream the old-fashioned way.

In this experiment, students will create their own version of coquina, a sedimentary rock thatâs formed by seashells and sand, cemented by seawater minerals.

In this fun experiment, we'll find out how color affects heat absorption!

What can you do with hair after its cut? This science project teaches you practical uses for human hair.

In this science fair project, students make their own rain gauge to measure rainfall.

Check out this fun science fair project idea for 1st grade: a solar eclipse model that demonstrates total, partial, and annular solar eclipses.

In this activity, students will be challenged to describe and count the ways a toy moves from one position on a grid to another.

Does dough rise faster with unbleached or bleached flour? Investigate in this science fair project idea.

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

Check out this cool science fair project on identifying rocks and minerals for kids.

Encourage your child to think outside the bathtub by making her very own handmade soaps! Perfect as a present, a decoration, or just to pamper herself.

This first grade science activity brings the green grass of early spring inside while teaching your child about the cycles of growth.

This science fair project compares the allelopathic affects of juglone, a chemical agent produced by the Black Walnut tree, on two plants.

This project determines what category of person is most likely to be ticklish.

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