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Help your second grader observe the phases of the moon, and then let the fun loose: he'll get to chart his observations with marshmallows!

This science project lets students explore the number of spots on a ladybird and how to treat ladybugs with respect.

Here's an easy experiment that lets your first grader practice the scientific method, while watching a caterpillar eat.

What makes your shadow dance around all day? Let's play detective and find out why that sneaky shadow never stays in one place for long.

Using a toy race car kids create a visual model of the Doppler Effect.

Science fair project that demonstrates the effect of detergent pollution on fresh water birds' ability to stay afloat.

Reinforce your child’s understanding of the alphabet by helping them construct all of the letters using pipe cleaners.

This science fair project idea investigates how magnetism can defy the force of gravity.

Here's a science activity to help your child investigate how seeds are designed to travel.

In this project children discover, identify, and sort seeds from a variety of fruits and vegetables

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

In this science fair project, kids will be able to see where germs reside on their hands while gaining insight into the benefits of thorough hand washing.

This science fair idea is a great way for kids to explore static electricity. Kids will give a comb a static charge and watch as it separates pepper from salt.

This science fair project will help students learn about non-vascular plants, such as mosses.

Children have a naturally inquisitive mind. Foster their curiosity with a walk through an autumn field or park to answer age-old “why” questions. As you walk with your child, you can encourage them to ask questions.

This project leads to an understanding that a whole may be built of smaller parts that fit and work together and provides an introduction to basic tools.

In this activity, your student will be invited to build a chair out of building blocks that is designed to meet the specific size and shape of a small doll or toy figure.

Learn how to be a bird scientist in this simple project of watching feathered friends in their habitat.

Camouflage is one of the most important animal adaptations in the African savanna biome. Kids create their own camouflage with this fun science fair project.

Kids will build a turtle habitat in order to observe the climate preferences of this cold-blooded reptile.

In this activity, students will be challenged to describe and count the ways a toy moves from one position on a grid to another.

This recipe makes bubbles that not only blow up nice and big, but do tricks and experiments! How do you do it? It's not a secret, it's science!

Do you think you could walk around upside down -- with your feet in the air and your head on the ground?

Step into the fantastic world of colors with a project that explores what shade you -- and your friends -- like best.

Kids often ask, "how tall am I?" This science fair project seeks to determine how well kids can guess their own heights.

Teach your first grade scientist the difference between liquids and solids using maple syrup.

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

Why does purple cheese look nasty? Because color plays a big part in how we perceive the taste of different foods. Are birds just like us in this respect?

Do plants get crowded? Have your curious kid investigate how plants respond if they're forced to grow together in a confined space.

How can we describe the relationship of magnetic field strength vs. distance? Kids will find out with this free science fair project idea.