Encourage a group of third graders to play this fun game of Whistle Hide-and-Seek as a warm-up to get them prepared for finding a "lost" camper.

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

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!

In this activity, children will work on their mathematics and engineering skills as they attempt to recreate the Eiffel Tower out of building blocks!

Recreate the fantastic phenomena of solar eclipses with your child using just a flashlight, a quarter, and her very own face!

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!

Set off an a science adventure as you prepare a row of bee homes for your new visitors.

Take advantage of the spring and summer sun in this arts and crafts activity that has your learner creating pretty flower prints.

Hatch a praying mantis egg case in a homemade habitat with your child's help! This is an amazing experiment in science and nature for kids of any age.

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.

Does dough rise faster with unbleached or bleached flour? Investigate in this science fair project idea.

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!

Cherries usually burst with flavor, but in this science experiment they burst with osmotic pressure. This science activity will blow your curious kid's mind!

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.

Why does honey crystallize? This science fair project project answers this question and identifies the variable that makes this sweet solute crystallize faster.

Would it hurt to skip brushing your teeth just this once? Let's find out by seeing which foods produce the most mouth bacteria.

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

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.

Demonstrate how you can make your own compass using a magnetized needle. It also allows you to compare magnetic north and geographic north.

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!

There are many benefits to bugs and insects. This science project shows how cockroaches, termites, and other critters benefit our planet.

In this experiment you observe and determine how well your cat uses his whiskers to navigate through a maze.

Learn about sound physics and do a survey experiment to explore the difference between sound and noise in this science project.

Use simple items to create a kindergarten "grow box" that lets a kid see just how salad plants send down their roots and grow underground.

In this activity, your learner will be challenged to create their own tic-tac-toe grid out of building blocks.

Do plants breathe? Not exactly. They do respire though! This activity will help your child with see that plants are producing the oxygen we need to survive.

This science project challenges students to study deer behavior in their natural habitat- the feeding patterns, social behaviors, male to female ratio, etc.