In this activity, your kid has your permission to get his socks nice and filthy. In fact, it's a necessity, because those socks are going to make a garden.

This science fair project idea builds models of various types of bridges and then determines which bridge design is the strongest.

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

This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

Wiggly worms are known for staying buried in the soil, but how does that affect plants? Are earthworms and plant growth related?

Why does honey crystallize? This science fair project project answers this question and identifies the variable that makes this sweet solute crystallize faster.

Discover which fabrics shrink the most in the wash and why.

Blanket forts are a kid classic! Let your child create a âfortress of solitudeâ on his own for reading, telling scary stories or for cozy cocooning.

Learn about sound physics and do a survey experiment to explore the difference between sound and noise in this science project.

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.

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

This science fair project idea identifies trees using a dichotomous key.

This first grade science activity brings the green grass of early spring inside while teaching your child about the cycles of growth.

Your child can help your family pet take a breather, and help herself relax, too, with this soothing activity.

Handedness and footedness refer to whether people prefer to use their left or right hand and foot. In this experiment, test hand and foot dominance.

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

In this experiment you observe and determine how well your cat uses his whiskers to navigate through a maze.

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.

This science fair project idea explores alcoholic fermentation at work by making your own soda.

Get your sense of humor ready for this fun science experiment that demonstrates the fundamental physics of air pressure.

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 fair project idea discovers if an artificial light source will yield the same plant health and growth rates as light from the sun.

In this fun design challenge, your child will get creative with making structures out of toothpicks and gumdrop candies.

This science fair project idea determines what household items are good conductors of electricity.

Children will learn why and how to compost as they help with the process of filling their compost, turning it, and observing the changes that occur.

Science fair project that determines whether mass and weight are the same or different.

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.