Is there a relationship between caffeine and heart rate? Students will determine the effect of caffeine on heart rate in this fun science fair project.

Make a kindergarten "discovery table" that reinforces both science and writing skills. Here's how:

This science project teaches students about organic farming and the benefits and disadvantages of commercial plant food.

Creating a home for a toad is an easy and fun project for kids. Here's how to make your very own toad abode.

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

Do this activity to help your kids see how seeds contain "baby" versions of big plant stems, roots, and leaves.

Learn whether writing things down really makes things easier to remember.

The goal of this science fair project is to analyze differences between the taste and texture of frozen and fresh food.

Is it solid or liquid? Create oobleck and witness the amazingly weird oscillation between the two!

In this fun project, use a memory game to test various age groups and determine whether aging directly affects short-term memory loss.

Young scientists will investigate people's preferences for saltiness, and make some inferences about genetics and diet.

This science fair project teaches students the differences between fruits and vegetables.

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

Teach kids about a fun way they can remember this more efficiently- the power of mnemonics. Kids will be amazed.

Future engineers, unite! Discover how to keep a sandcastleâs bridge from falling into the moat.

This science project challenges students to learn about and classify weeds and discover new practical uses for weeds.

This science project teaches students to classify different shapes of leaves.

Every time a sound is produced it emits a sound wave. This experiment demonstrates how sound travels, using nothing more than a spoon and a string!

Could there be toxic chemicals lurking in the cupboards and closets of your home?

Set up a fun guessing game for your curious kindergartener, one that will test her ability to use all five of her senses.

Explore the chemistry of latex polymers with this outrageous, hilarious science activity.

Can you fool your eyes and your brain with an optical illusion? The purpose of this science fair project is to demonstrate various kinds of optical illusions.

This project examines if computer screen and text color affect retention and if people subconsciously prefer combinations of colors that help their retention.

This science project has students collect wood samples and invent new uses for different types of wood based on its properties.

Can't make it to the beach? Bring the science of ocean waves home with this fun earth science-related craft.

Take a closer look at the soil that surrounds us, and give your child a lesson in Geology 101!

This plaster fossil activity is a fun supplement to preschool science. Use plaster to make imprints of your child's handprints, footprints and other objects!

Build a 3d animal cell model with this cool science fair project, which helps kids visualize and understand the function of a cell's parts and organelles.

This activity is a fun way for your first grader to learn about how veggies help your body while being creative with art and drama. Here's how to get started.

Spiders don't go to grocery stores or fast food chains to get their food -- they set up traps and wait for their food to come to them!