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Science fair project which determines whether your current calorie intake will cause you to lose or gain weight over time.

What is biodiversity? Kids will study different areas of their backyards to see which is the most diverse to learn about biodiversity and random sampling.

This fun science fair project for 8th grade demonstrates what Kepler's 3rd law predicts about a planet's orbital period and its distance from the sun.

Science fair project which uses a camera to observe the surface of a balloon in the moment of its explosion.

Show your preschooler how to construct this very special planter for Mom. It makes a great pick-me-up, and it's easy for kids to make in a flash!

First graders are learning basic addition and subtraction math facts. Practice in the sandbox with this fun outdoor math activity!

Discover whether people can distinguish what a person looks like just by listening to their voice.

This simple "how to make a water wheel" activity makes physics come alive for your child by demonstrating how different kinds of energy work.

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.

Incorporate some math and science thinking into your annual fall fun with this pumpkin investigation activity! Your child will have a blast investigating various ways of measuring pumpkins, making estimates, taking measurements, and recording their findin

Science fair project which helps you determine your latitude by using an astrolabe, which measures the angle between the North Star and the horizon.

What do ants eat? Kids find out by observing a colony of ants in this cool zoology science fair project for 4th grade.

Help your kindergarten scientist predict and observe as she explores the science of smell...and have a great time doing it, too.

This project will explore whether music influences physical endurance.

Who knew that you could make beads out of rose petals? Not only can it be done, but the beads smell wonderful!

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.

The purpose of this science fair project is to build a basic radio.

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.

Explore properties of liquids and how temperature and salinity effect surface tension of liquids in this fun- filled science fair project idea.

This science fair project idea teaches about the size of two different systems: the solar system and an atomic system.

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.

In this science fair project, students will use methylene blue to study the presence of aerobic bacteria in milk.

Find the North Star, and measure your latitude! The purpose of this science fair project is to find latitude and learn about geographic locations.

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

What's the best way to make DIY compost? Kids will learn about aerobic and anaerobic decomposition while learning to appreciate the value of composting.

Students identify variables that affect the duration of high school romances and analyze data to predict the success or failure of ongoing relationships.

This season is a great time to explore the many shapes, sizes, and species of evergreen trees. Download our "field guide" activity and learn more!