Crystals are a very special structure. In this third grade activity, your child will learn how to grow salt crystals.

Would your child like to learn about a hidden world? All she needs to do is open her box of markers!

In this insulation experiment, you'll learn which clothes keep you warm in the cold, and which make you shiver.

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

This experiment has students record rat behavior to learn about the benefits of rats and research rat myths throughout history.

Learn how to make a food pyramid with animals in a a coniferous forest ecosystem around your home.

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

Inspire your child to learn about an amazing animal as she creates her very own polar bear habitat.

In this pinto bean germination experiment, you'll learn about how fertilizer aids in growing pinto beans into seedlings.

In this classic Ivory soap experiment, kids learn what happens to different types of soap in the microwave, and why!

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

This will encourage your child to utilize their observation skills, develop aesthetic awareness, build artistic drawing abilities and learn about the seasons.

Learn how to demagnetize a magnet and how physics can explain this phenomenon with this enlightening science fair project.

Take a look at forensic science with your child. She'll learn how to take a shoe impression, just like the detectives do!

Kids will make a beautiful rainbow in a jar and learn what enables different types of liquids to remain distinct in separate layers.

Discover how to make fake snot with this cool science fair project idea to learn about polymers, enzymes, and more.

In this activity, you'll not only make your own bouncy balls at home, but your child will also learn how polymers are made.

Your kid can learn about the process of making frozen yogurt and enjoy a homemade, flavorful dessert. Experiment with this fun, chilly food!

Gymnosperms are coniferous trees that reproduces using pine cones to spread seeds. Check out this simple pine cone experiment to learn about the process!

Learn about the layers of the Earth and make a model! Create a earth layer book, cake, or clay diagram.

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.

Find the North Star, and measure your latitude! The purpose of this science fair project is to find latitude and learn about geographic locations.

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

Slime: It's oozy, it's goopy, and it's just plain fun! Learn how to make slime with this fun science fair project.

In this fun activity, kids practice measurement and boost fine motor skills as they learn all about how fossils form and even make a few of their own!

For this science fair project, kids will learn how to make a lemon battery. They can conduct this classic experiment using readily available materials.

Learn about different fern fronds with your third grader as you create lacy, natural decorations on your Easter eggs this year.

Learn about savanna flora and fauna in this science project! Take a look at characteristics of tropical grassland plants and animals that help them survive.

This season is a great time to explore the many shapes, sizes, and species of evergreen trees. Download our "field guide" activity and learn more!

Want to see a great example of Newton's first law? Kids will learn about basic physics with this fun, ballistic experiment.