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Show your fourth grader how to see her heart in action. Make a simple device out of a drinking straw and clay to help her spot the movement of her pulse!

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

Looking for a fun summer adventure? Learn what it was like to be a prospector during the California Gold Rush by panning for gold in a local creek.

This science fair project idea demonstrates that light travels in straight lines and experiments with reflecting light.

The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

Take a look at forensic science with your child. She'll learn how to take a shoe impression, just like the detectives do!

April showers may bring May flowers, but your child can preserve the beauty of spring's bounty all year long with this simple craft project!

Can you increase the light and plant growth in your garden using mirrors? In this experiment, measure light reflection and find out!

This is a fantastic and easy science experiment where kids will learn about elasticity by testing how high bouncy balls of different materials can bounce.

In this activity, students will create a stop motion animation by creating a clay figure and taking a series of digital photographs.

This science fair project demonstrates the magic of arches by challenging students to stack telephone books on top of eggs without breaking them.

How do organic materials become soil? This science experiment measures what materials biodegrade.

Introduce your fourth grader to the concepts of solstices by observing the length of her shadow on the shortest day of the year, compared to other solstices.

This project determines what category of person is most likely to be ticklish.

How do you tell time without a watch? Use the sun! This simple activity will show your child how to build his own sundial.

Would it hurt to skip brushing your teeth just this once? Let's find out by seeing which foods produce the most mouth bacteria.

Explore if planting seeds in a certain direction will affect how fast it germinates.

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

Science fair project which determines whether the size or the thickness of a piece of paper has an effect on how many times it can be folded in half.

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

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

This science fair project focuses on a polymer called hydrogel super absorbent crystal which absorbs water, swelling to many times its original size.

In this outdoor science activity you'll find tips on how to create a nature journal by choosing a native plant or animal and tracking that species.

Check out this cool science fair project idea to explore which other common animals besides scorpions glow under a UV Black light.

Find out whether a longer airplane will fly farther or a wider paper airplane.

In this activity, your child will be challenged to create a device that protects an egg when it is dropped from a height of about 10 feet.

Can you plant the insect-attracting borage plant to increase the amount of beneficial insects in your garden? Find out in this experiment!

In this science fair project, students make their own rain gauge to measure rainfall.

How would you dry your wet clothes if your dryer didn't work? Find out with this fun experiment!

Is it amplitude? Weight? Length of string? Kids will discover what factors changing the period of a pendulum depends on in this fun and easy physics experiment.