Do plants get crowded? Have your curious kid investigate how plants respond if they're forced to grow together in a confined space.

In this fun science experiment, kids will determine the best method for ripening avocados and discover the cool chemical reaction that makes this possible.

This science experiment explores why leaves change color in the fall and the role of photosynthesis in leaf coloration.

This easy and inexpensive paper towel science project introduces kids to important physical concepts like cohesion, adhesion, and capillarity.

What chromosome combinations determine a fetus gender? Use probability to think about whether a sperm and ovum will create a male or female in this project.

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.

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.

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

Is it magic? No...it's the amazing, gravity-defying capillary action experiment! Kids will love this dramatic and enlightening science fair project.

The objective of this science fair project is to assess the benefits of the game system for improving player performance following use.

This science fair project idea examines whether people can decode scrambled messages.

Does the temperature of a magnet affect its strength? Learn about the relationship between magnets and temperature with this cool physics science fair project.

Understanding absorption means understanding why certain fibers and materials can absorb water! Kids will see absorption in action in this simple project.

This science fair project idea determines if material and tensile strength of different types of skateboard wheels affects the velocity of the skateboarder.

Science fair project that teaches you key definitions of molecular science, and how different isotopes of an element affect the relative atomic mass.

Learn about the role of Earth's rotation on the Coriolis Effect and hurricanes in this science project. Model the Coriolis Effect on a hurricane's direction.

Science fair project that creates a pamphlet to help others learn about Epilepsy, its causes, symptoms and treatments.

Kids will love making clouds and learning how to make a water cycle model in this fun science fair project idea that explores evaporation and precipitation.

In this activity, your child will be challenged to make a tower using paper cups.

The goal of this science fair project is to identify the galactic center of the milky way using globular clusters, as found through Google Earth.

The apparent movement of the sun has been used to keep time since the bronze age. In this science fair project, kids plot solar time against mean solar time.

This science fair project idea focuses on the production of oxygen by plants during the photosynthesis process.

This project examines the amount of saltwater required to affect the growth of plants and subsequent effects on growth and development.

In this experiment, students will discover how heat and pressure turn clay into slate, phyllite, and finally schist.

Chlorine and chloramine are added to our tap water to kill harmful microorganisms. What is the best way to filter these disinfectants in your drinking water?

Evaluate the ability of a biodegradable dish detergent to increase the penetration of water in hydrophobic soils.

Children have a naturally inquisitive mind. Foster their curiosity with a walk through an autumn field or park to answer age-old “why” questions. As you walk with your child, you can encourage them to ask questions.

In this fun science fair project idea learn the difference between additive and subtractive color and why they are handled differently.

In this design challenge, your child will make a bottle rocket using typical household items.