This do-it-anywhere guessing game helps reinforce number concepts. And it's a blast to play.

Do you think heat can affect a plant's growth rate?

This simple experiment serves as an introduction to the greenhouse effect.

The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.

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

This little chick is so cute that your child will want to make a whole flock to call her own.

What direction should solar panels face? It's not the direction you might think! This free and enlightening science fair project helps kids discover the answer.

Help your first grade scientist learn about metamorphosis by observing the life cycle of some interesting creepy crawlies.

This cookie dough handles like molding clay, but also makes delicious cookies. Use this activity to strengthen your child's alphabet skills.

This science fair project idea determines effective strategies to help students stay awake and attentive.

Why do plants wilt? Kids will learn to think critically about what environmental factors affect plants, and what plants need to survive.

Here's a thought-provoking activity to make new vocabulary words "stick" in the mind of your young learner.

Help your child practice symmetry with this fun activity that will leave your child with a sweet symmetrical treat!

Kids will learn about insulation, heat conduction, and the economic benefits of energy efficient windows in this cool science fair project.

These handmade Christmas treat cups are perfect for house parties, school celebrations, and holiday bake sales.

This hands-on activity gives your child an opportunity to apply various strategies to solve a problem and to check if his answer makes sense.

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.

The garden is the perfect place to practice math and science with preschoolers. Get digging (and counting, sorting, observing at the same time!)

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?

Explore joule heating and resistance vs. temperature with this cool electricity science fair project that gets kids melting ice cubes with resistors.

A fun activity for a hot day, this will give young kids a chance to experiment with beginning science and math â and splash around in the process!

This recipes is so easy your child gets to be master chef for this kitchen activity. He'll bake peanut butter banana oatmeal cookies that happen to be vegan!

Shamrock Stamps are a great way to celebrate St. Patrick's Day. Simple and symmetrical, this symbol of Irish culture is the perfect shape for prints.

Got a kid who loves fashion? Help her develop her own unique style with this tie-dye project using natural dyes.

Compare air temperature with the infrared temperature from a reflecting surface at different times of the day, in shade and in sunlight.

Dive into the world of cooking oil and smoke points to discover just how fast some oils start smoking.

Enjoy this kid-friendly recipe for Irish soda bread, just in time for St. Patrick's Day!

Help your child learn science and math skills like sorting, sequencing, and ordering while taking a nature walk and collecting and collaging leaves.

Dig up some dinos while promoting curiosity and sensory skills in this hands-on activity that will have your child searching for prehistoric treasure!