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

The goal of this project is to create an exciting topographical map out of dough.

What are buttress roots? In this fun science project, make a model of a rainforest tree and learn how they help trees survive in the tropical rainforest!

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

This science project teaches students the relationship between compost and plant growth. Students conduct an experiment with different types of compost.

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

In this CD hovercraft science project, students will construct their own DIY hovercraft.

In this experiment, the weight of aluminum cans will be compared.

Show your child how to construct a homemade thermometer. It's hands-on fun and a great way to learn about this important instrument!

Here's a fun activity that will introduce your fourth grader to the concept of frictionless motion by constructing a hovercraft.

This science fair project idea provides evidence that air is everywhere and takes up space.

This science experiment tests if dog saliva can really help heal wounds.

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

Make a seed bomb and let your junior guerilla gardener spread flowers far and wide.

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

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

Science fair project that teaches you about chemical indicators and how to make your own in order to identify various mystery solutions.

Deck the halls with last season's Christmas lights for a spectacular and electrifying science activity.

Learn all about balance and motion as your child designs a corn maze!

This kinesthetic learning activity will help your fourth grader get a firm grasp on the immensity of the solar system.

This science project encourages students to investigate the Mozart Effect, the idea that classical music promotes learning.

Teach your child how butter is created by shaking up cream the old-fashioned way.

This experiment explores whether reading text on a computer screen or type on paper leads to better retention of the information read.

Make some easy homemade yogurt with your young scientist, and see what a few 'live' bacteria can do in the right conditions!

The purpose of this science fair project is to determine which conditions and materials quicken the composting process to make the best compost.

Your kid will delight in creating an extraterrestrial vehicle from goods found around the house. There's no telling where her imagination will go!

Have your child build a model of a coral polyp, one of the tiny animals that composes a coral reef.

Learn about lateral earthquake motion and its effect on high rise buildings in this simple 4th grade earth science experiment.

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

How clean is the air we breathe? The answer might surprise you. Learn how to investigate local air quality with this cool science fair project.