In this physics project, learn about the relationship between light intensity and distance using a laser pointer, flashlight, and graph paper!

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.

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

How does a compass work? What's a magnetic field? Kids will build their own compass at home to find the answers in this great science fair project idea.

Want to boost math and science learning? Take a bug expedition and give your first grader practice observing and charting what they see.

In this activity, young learners will make a balance using a plastic hanger and weigh a variety of small objects using candy corn.

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

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

With Halloween right around the corner, find a way to use your brain and reward your tummy with a new type of science -- candy science!

Can a toy car determine the strength of a magnet? In this cool magnet science fair project, young scientists will learn how to measure the strength of a magnet.

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

This science fair project examines which fruits and/or vegetables will ripen prematurely when placed with ripe apples.

In this classic Ivory soap experiment, kids learn what happens to different types of soap in the microwave, and why!

Give your budding young observers a chance to discover simple machines at use in their own home.

Here's a fun at-home activity that will help your child strengthen math skills using high and low temperature data, and become a master temperature tracker!

Show your child how and why the microwave works, while demonstrating just how strangely foods can behave while inside the crazy cooker.

Kids will learn how to show the direction of magnetic field lines and create a permanent model using iron filings in this great science fair project idea.

In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

Your child will do a fun science experiment using soap and pepper flakes to help understand the concepts of water molecules and the surface tension of water.

In this plant habitats activity, children play the role of an ecologist and take surveys of different areas to discover the best habitat for dandelions.

Determine which kind of rock (igneous, sedimentary, metamorphic) has the greatest reservoir capacity, which is the ability to hold the most oil and natural gas.

How does distance affect the spreading of light? Kids see diffraction and the inverse square law of light in action with this great science fair project idea.

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

The objective of this science fair project idea is to examine light refraction as it passes through liquid crystals.

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

What does a raindrop look like when it splashes on the ground? Is each raindrop unique like snowflakes? Find out how raindrop size varies in this experiment.

Science fair project that compares the biodiversity of fungi in different ecosystems by identifying species of fungi.

Science fair project that determines whether landscaping fabric impacts the ability of plants to receive water.

The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

How greasy are your potato chips? Students will use a reliable method to quantify greasiness and compare different brands in this great science fair project.