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

Combine the science of physics with the fun of playing spy. Your young detective can make his own tiny looking glass. It's simple to make!

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

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

Little scientists will make inferences about hearing loss, pitch, and frequency in this great science fair idea that puts the human ear to the test.

These flying potato poppers make a cool sound, create a celebratory mood, and they can teach your child about the power of air pressure.

Help your first grader explore the world of scientific measurement by "weighing" fruit with a "water scale"!

Make a DIY golf putter and design your own golf putting course in this 2nd-3rd grade arts and crafts/game activity.

Make meringues with your first grader and see how states of matter can transform before your very eyes. Here's how:

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

Show your child how and why the microwave works, while demonstrating just how strangely foods can behave while inside the crazy cooker.

This is a fun way to introduce kids to the concept of volume, and give them a quick hands-on activity to boot.

Household items and a bit of imagination will create a CSI kit for your child to have investigative adventures with. Explore the world of forensic science!

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

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

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

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.

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

Try the classic balloon-on-the-wall trick with your kid and watch static electricity in action.

Here is a quick experiment you can conduct at the playground to introduce or reinforce the concept of Newton's First Law, The Law of Inertia.

Children combine an acid and an alkaline substance to simulate a volcano eruption in this fun experiment.

Stir up some enthusiasm for experimentation with this candy-cracking science experiment!

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

Encourage your child to think outside the bathtub by making her very own handmade soaps! Perfect as a present, a decoration, or just to pamper herself.

Here's a science activity that lets a first grader use an empty dish detergent bottle to create his own fountain as he explores air pressure.

If your fourth grader is obsessed with all things glow-in-the-dark, then here's an activity that will really light up her imagination!

This easy Halloween-themed science experiment for first-graders is perfect for chilly October afternoons or great as a Halloween party activity.

Satisfy your sweet tooth with this easy summer activity! Make homemade ice cream and let your child practice his science skills.

Introduce your child to the amazing, almost magical phenomenon of static electricity!

This science fair project demonstrates the principles of reflection through simple experiments involving mirrors and light.