4th graders construct an ocean food web to learn about consumers and trophic levels, food webs, and food chains in this cool ecology science fair project.

Science fair project which simulates the global conveyor belts on a small scale, and observes the effects of wind, density and temperature on water movement.

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

What causes sound? Here's a simple science experiment that adds a visual element to the science of sound to help kids better understand this tricky concept.

Make sourdough bread...and learn some colonial history and modern science in the process!

Does your middle school teenager have good reflexes? Gauge his reaction time in this science and math activity that requires only a yardstick and a friend.

This cool and easy elementary school science fair project idea provides the basic information on the use of our senses to experience the world about us.

How sensitive is your skin? Here's a fourth grade science experiment that lets your child figure it out.

Kids will discover the meat science behind the meat they eat, and find out how to use safe chemistry to make meat more tender.

The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.

Your child will learn science and make a fun new malleable toy with this balloon sandbag science experiment.

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!

In this open-ended activity, students will be given a small quantity of three types of materials and asked to design a prototype for “something that will improve the school.”

This easy and inexpensive paper towel science project introduces kids to important physical concepts like cohesion, adhesion, and capillarity.

Explore aromas with your child and help boost her brain power with some fun and interactive science activities.

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.

It's food. It's Thanksgiving tradition. And guess what: Cranberry Sauce is also science! Try our simple recipe/experiment.

Observe with your third grader what happens when food starts to decompose, and boost science skills simultaneously with this experiment!

This taste buds science experiment demonstrates how strongly our sense of smell controls what we taste.

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.

In this plastic wrap science fair project, you'll learn about polymer permeability and find out which plastic wrap keeps food from dehydrating best.

Teach your kids about entropy with this fun, easy exercise, and teach your money to dance while you're at it!

Wondering how we know that air is there? Here's a quick and easy experiment that proves that air may be thin, but it's not too wimpy to block your shot!

Let your fourth grade chef mix up butter and sugar with scientific principles about different states of matter, and get delicious toffee, too.

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.

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!

This experiment that explores water and air pressure will amaze your fifth grader as it appears that a single card is holding water in an upside-down glass.

Try this chemistry experiment with your curious kid and get some "shocking" results!

This fun and easy middle school science fair project idea explores the topic of pollution and demonstrates if polluted soil affect the growth of green plants.

Teach your child some scientific basics as you explore the densities of various liquids in this fun experiment.