Tree rings can tell the age of the tree but also information about the world. This science experiment uses tree stumps to discover new facts.

In this science fair project, learn how a mineral streak is made and how it can help identify an unknown mineral.

Turn an abstract lesson into a practical craft with the fun and colorful creation of dough earth layers!

Who needs paint, glitter, or crayons when you have natural art supplies right outside your front door?

A homemade lava lamp gives any room a retro flair. Find out how to make a homemade lava lamp, and learn some science too, with this educational activity.

This science fair project idea discovers which brand of bubblegum produces the largest bubbles.

How does a flashlight work? Kids will make a complete circuit and explore how voltage contributes to brightness with this science fair project idea.

Science fair project in which you will learn more about the natural world by preserving and identifying different animal tracks.

Kids will conduct a cool limewater carbon dioxide test that can be performed with common household materials to learn about the chemistry of this common gas.

Let your young scientist explore a brave new world of sound with an experiment that just requires a handful of common household items.

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

Teach your kids about entropy with this fun, easy exercise, and teach your money to dance while you're at it!

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

Help your kindergarten science maven explore the water cycle without getting everything wet.

This Valentine's Day, pair up science and crafting with this simple crystal formation project that's sure to bring a little love into your home.

Examine the effect of pressure on carbonation in soda.

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

Climates with more snowfall have more coniferous forests and fewer deciduous ? Learn about how pine trees in a coniferous forest adapted to withstand snow.

Who knew that you could make beads out of rose petals? Not only can it be done, but the beads smell wonderful!

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 idea explores how length affects the weight a bridge can hold.

Looking for an enjoyable evening activity you can do with your kids? Study the stars: help them learn about constellations by making one of their own.

In this activity, your child will learn about a style of gardening that uses moss, also called "kokedama."

This science fair project examines how seeds hitchhike on animals and clothing.

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

How do mirrors work? What is light, and how does it travel? Explore light and reflection with your preschooler with these simple hands-on experiments.

Grow potatoes in a plastic bag—easy to grow and harvest, and yummy to eat!

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

Help your child create a tasty treat that will demonstrate exactly how frogs survive a freezing season.

This science fair project investigates why the number of visible stars changes from place to place.