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

Have you or your child ever heard that nursery rhyme and wondered just what curds and whey are anyway? Do this simple experiment together to find out!

Why are some pennies shiny and others dark and dull? Find out with this cleaning copper coins experiment, which transforms dark pennies to bright ones.

Introduce your child to the world of motion and physics with a bit of marble play inspired by Sir Isaac Newton!

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

Here's a science experiment that gives your kids a chance to see how fire needs oxygen to burn, with a little math and writing practice thrown in.

Help your curious third grader construct a dazzling spinning wheel that will teach him about the science behind colors while providing some silly entertainment!

Here's a great activity that uses corks and toothpicks to create a fleet of floating boats. Which design makes for the most seaworthy vessel?

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

Put your second grade scientist to work this Fourth of July with our colorful "liquid fireworks" project!

Your kid will be captivated as she watches liquids change color before her very eyes during this fun science project that introduces some chemistry basics.

In this fun activity, your child will create their very own solar oven to bake s'mores!

In this activity, young learners will make a balance using a plastic hanger and weigh a variety of small objects using candy corn.

This awesome diffraction grating experiment puts high school students' applied math skills to the test by having them calculate the wavelength of laser light.

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

Find out the differences (if any) in the frequencies of voices produced from a computer, from a phone, and directly coming out of the voice box of a human.

Did you ever think you could make colors disappear right before your eyes? This science experiment is just like a magic trick: now you see it, now you don't!

Excite your fourth grader by recreating ancient Viking myths. This miniature longboat will explore the principle of water molecules expanding when heated.

This easy aerodynamics activity is a simple way to introduce kids to the scientific method.

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

In this physics project, learn about the relationship between light intensity and distance using a laser pointer, flashlight, and graph paper!

This science fair project idea experiments with spinning color wheels and optical illusions.

Here's a fun activity to help build thinking skills in young first grade scientists, and to encourage them to have a blast exploring the mass and volume.

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

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

Make stunning pendulum waves and learn the math behind the patterns generated with this cool and easy science project.

Magic, science, or household cleanser? Let your second grader decide with this practical, nontoxic chemistry experiment with acids and bases.

Want to give your teen some insight into the scientific method and get the house cleaned? This activity promises both!

Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!

Students pit the heat capacity of water against the heat capacity of oil while looking at the effects of dipole rotation in this cool science fair project idea.