Kindergarten algebra is a lot different than high school. In kindergarten math, algebra means grouping like things, or noticing what doesn't belong in a set.

The project determines determine if a sports drink affects the heart rate of a student athlete during exercise.

Soil is made up of different layers. How far down do you need to dig to find the soil horizon, or the place where bits of leaves and branches become soil?

With this science fair idea, little scientists will gain valuable insights into the physics behind throwing a baseball.

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

Here's a simple craft activity that can help your youngster better visualize the life cycle of a frog as a circle.

This science fair project investigates whether tapping the top or the side of the can will stop a vigorously-shaken can of soda from exploding.

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

Lead your first grader on a nature walk ... with a scavenger hunt-style twist! They'll try to capture photos that correspond to paint chip colors.

Use simple items to create a kindergarten "grow box" that lets a kid see just how salad plants send down their roots and grow underground.

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.

Your third grader will delight in learning about sound waves as he observes the different sounds created by tapping on glasses with varying amounts of water.

Here's a great early reading and science activity for curious children. Learn how to plant your child's name in seeds for a growing writing activity!

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

Examine whether distilled water, spring water, or regular tap water yield faster plant growth.

This science fair project idea produces varying pitches of sound.

This science fair project idea discovers which brand of bubblegum produces the largest bubbles.

This science fair project explores how osmotic pressure forces water through the root up into the plant.

Try this experiment to give your curious kid a more "solid" understanding of how temperature affects the states of matter.

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

This science fair project idea investigates whether plants can survive being frozen.

In this science fair project, kids will be able to see where germs reside on their hands while gaining insight into the benefits of thorough hand washing.

Build a 3d animal cell model with this cool science fair project, which helps kids visualize and understand the function of a cell's parts and organelles.

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

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

How does the size of a vibrating surface affect the pitch of a drum? Learn about drum size and pitch with this easy science fair project idea.

Discover which fabrics shrink the most in the wash and why.

Got a birdwatcher on your hands? Bring the birds to your backyard by making a zany bird feeder using an orange and some string.

In this windmill model science project, you will build a windmill to learn about wheel-and-axle machines and how these simple machines are used to do work.

examine how passive solar heating works, measure temperature in a parked car on a sunny day. ways to use passive solar heating as an alternative, energy