Teach your child some scientific basics as you explore the densities of various liquids in this fun experiment.

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

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.

Create a soda bottle garden that defies gravity! This hanging terrarium is housed in a soda bottle and perfect for crafty kids with a growing green thumb.

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

Demonstrate how static electricity can cause an object to move. It also examines just how an object affected by static electricity will move.

Set your young chemist up for an afternoon of science-fueled magic with a deceptively simple activity starring baking soda and vinegar!

This science fair project idea explores whether mint, known for its âcooling sensationâ really does lower temperatures.

In this activity your child will create their very own marble maze!

Kids will create their own version of Richard Feynman's rubber band heat engine to learn about thermodynamics with this cool science fair project idea.

With this science fair idea, little scientists will gain valuable insights into the physics behind throwing a baseball.

If your fourth grader is obsessed with all things glow-in-the-dark, then here's an activity that will really light up her imagination!

In this open-ended activity, students will be given a small quantity of three types of materials and asked to design a prototype for “something that will improve the school.”

What do ants eat? Kids find out by observing a colony of ants in this cool zoology science fair project for 4th grade.

Use simple items to create a kindergarten "grow box" that lets a kid see just how salad plants send down their roots and grow underground.

What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.

In this experiment, students find out what happens when a less-dense fluid interacts with a denser one, replicating the effect of cooler solid rock on magma.

This experiment that explores water and air pressure will amaze your fifth grader as it appears that a single card is holding water in an upside-down glass.

Science fair project which teaches you about the principles of physics within a vacuum by creating a vacuum chamber.

This science fair project idea researches the different layers of the atmosphere and creates a visual representation of the atmospheric layers.

This science fair project idea examines whether boys and girls differ in reflexes.

Here is a cool and easy science project to determine the rate of chlorophyll breaks down and how it affects the color change of grass from green to yellow.

Perk up your front porch with this hanging vase craft, perfect for spring and for getting kids outdoors!

Do you love to make Jell-O? Find out in this science fair project idea if it is possible to make Jell-O with just warm water.

Help your fifth grader embrace the roots--literally--of Mother's Day by growing carnations to honor mothers in you family's history.

Grow borax crystals and get your child excited about Earth science with this crafty science experiment.

Does your middle school teenager have good reflexes? Gauge his reaction time in this science and math activity that requires only a yardstick and a friend.

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

Teach your fifth grader about the wonders of wind by making and observing this winter wind chime.