Help your 4th grader learn how to make a topographic map and strengthen key grade level social studies and math skills in the process.

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

How do organic materials become soil? This science experiment measures what materials biodegrade.

Show your child how to paint in true Georgia O'Keeffe style. He'll enjoy painting art inspired by a master, and boost his math skills, too.

How do you tell time without a watch? Use the sun! This simple activity will show your child how to build his own sundial.

Explore how sound waves are reflected and absorbed by producing echoes. Analyze which locations produce echoes.

Learn about lateral earthquake motion and its effect on high rise buildings in this simple 4th grade earth science experiment.

Explore if planting seeds in a certain direction will affect how fast it germinates.

It's not actually that hard to get energy from garbage! Kids learn how to make biogas in the form of methane with this cool and easy science fair project idea.

This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.

Take a look at forensic science with your child. She'll learn how to take a shoe impression, just like the detectives do!

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.

Kids will learn how to make a steam powered rocket boat, also called a putt putt boat or a pop pop boat, in this great science fair project for 4th graders.

As your child heads back to school this fall, dust off those elementary math skills with our creative calendar activity!

Check out this fun science fair project to make a vinegar and baking soda balloon and demonstrate how gas is created as a result of the chemical reaction.

This science fair project teaches students about wilting and browning of salad greens.

April showers may bring May flowers, but your child can preserve the beauty of spring's bounty all year long with this simple craft project!

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

In this experiment we will be determining whether birds prefer certain colors of seed.

Choose a design that is as simple or as intricate as you like and create a stencil that you can use over and over again.

The objective of this science fair project is to analyze the effects of salinity and temperature on water.

This science fair project idea discovers whether there are some objects that do not fall at a constant rate.

An home science experiment for older students that teaches about the science behind heat.

Looking for a fun summer adventure? Learn what it was like to be a prospector during the California Gold Rush by panning for gold in a local creek.

This project examines if computer screen and text color affect retention and if people subconsciously prefer combinations of colors that help their retention.

In this activity, your child will reference Matisse and also learn about patterns.

Making a freedom kite is a great way to show appreciation on Memorial Day or July 4th, and enjoy the summer sunshine with family.

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.

This fragrant drawer sachet keeps clothes smelling sweet, and makes for the perfect gift.

Want to build your child's literary repertoire with tools like foreshadowing and description? Try a spooky Halloween story!