The objective of this science fair project is to examine the basic principles of air pressure using simple materials like a balloon, straw and string.

Demonstrate the properties of pressure and surface tension to explain how water can stay inside an upside down glass using cardboard.

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

This balloon-powered car project is a great way for your kid to learn about energy and how it can be used efficiently.

Invite your kindergarten marine biologist to practice in scientific identification and categorization while creating a lovely treasure box.

Demonstrate Newton's laws of motion by examining the relationship between mass, force, and acceleration during free-fall.

In this experiment, students will create their own version of coquina, a sedimentary rock thatâs formed by seashells and sand, cemented by seawater minerals.

Learn how to make a weathervane with this fun and simple meteorology project for fourth graders.

This science fair project explains the process of how the lungs expand and contract with the help of the diaphragm.

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.

Trick your eye with this easy-to-make animation flip book! It's a fun way to learn about persistence of vision and is creative enough to entertain anyone.

Your kindergartener will make prints of his favorite fruits and vegetables and learn how to organize and assemble his very own book.

In this science fair project, learn how to make gears and find out why they transmit torques in predictable ways.

Planning a beach vacation? Here's a cool nature craft you can make in the sand with your child.

Determine if each hemisphere specializes in dealing with specific functions. Include illustrations of the brain, it hemispheres.

Kids learn how to manipulate additive and subtractive colors to send secret messages with red colored filters in this cool science fair project idea.

The goal of this science fair project is to demonstrate magnetic forces of attraction and repulsion using a magnet and everyday objects.

Sink or swim? Calculate the density of various fruits and vegetables using water and a kitchen scale.

Science fair project in which you will examine how crystals are formed by creating your own crystal using charcoal briquettes, salt, and ammonia.

Kids will love making sugar crystals in this sugar crystal science fair project which teaches important chemistry concepts like saturation and solubility.

Let your fourth grade chef mix up butter and sugar with scientific principles about different states of matter, and get delicious toffee, too.

Develop your child's green thumb with this easy planting activity. These plants are guaranteed to grow fast and are "brown-thumb" proofed!

Use a dichotomous key to identify plants or animals.

Create a three-dimensional X-ray of your child's hand in this simple modeling activity. All you need to get started are black paper and drinking straws

Learn with makes water molecules work with this fun and easy science activity!

In this plant habitats activity, children play the role of an ecologist and take surveys of different areas to discover the best habitat for dandelions.

In this microwave plant experiment, find out whether microwave radiation will affect radish seed germination. Will it help or hinder the plants' growth?