Kids explore how a single movable pulley can confer a mechanical advantage over a fixed pulley in this cool engineering science fair project for 2nd grade.

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.

Will potatoes spud or sprout faster in dry, dark, or cold conditions? Find out in this science fair project idea!

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

In this simple science project, learn about what causes dew and what affects dew formation with a drinking glass, ice, and a soda bottle.

Does the temperature of a magnet affect its strength? Learn about the relationship between magnets and temperature with this cool physics science fair project.

In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.

This science fair project idea explores the different properties & interactions of sugar molecules.

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

Learn how to make an anemometer with step-by-step instructions in this cool science fair project idea for 4th grade.

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

Discover whether cold or hot water from the faucet will boil faster on the stove.

Science fair project which compares the rate of temperature change and the maximum temperature as a result of the angle of light radiation.

This 4th of July, explore fourth grade science and make some safe fireworks in your own backyard using soda pop!

Your kid can learn about the process of making frozen yogurt and enjoy a homemade, flavorful dessert. Experiment with this fun, chilly food!

Give your child an introduction to food preservation by making and canning your own yummy, homemade pasta sauce!

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

Examine which metal conducts more heat by boiling water in 3 pans made of aluminum, copper, and stainless steel.

In this design challenge, your child will create a parachute for a small toy using typical household items.

What's the difference between a microwave and an oven? Use mashed potatoes to explore which kitchen appliance does a better job at keeping food warm.

Explore how dielectric heating comes into play when microwaving various liquids in this science project. This test will help you understand how microwaves work!