Conduct a simple science experiment to see if flowers from your garden pass the acid-base indicator test with this exciting chemistry activity.

How powerful is the reaction between baking soda and vinegar? Find out here!

Science fair project that examines how temperature affects density and how density in turn affects the behavior of helium gas.

A science scavenger hunt can be a fun way to learn about science. Test your child's knowledge of scientific terms with this science scavenger hunt.

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

Salmonella and E.coli are common food contaminates. This experiment measures the time it takes for E.coli and Salmonella to reach hazardous levels in fish.

Use applied math to model orbital eccentricity in this cool science fair project for 7th grade.

Check out this free high school science fair project to explore the physics of the Coriolis effect with a homemade Foucault Pendulum.

This science fair project explores different types of endangered frogs, and why some are endangered while others are not.

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

This exploration of different types of energy will help young minds appreciate and observe thermal, kinetic, mechanical, and other forms of energy.

In this cool sound resonance experiment, learn about frequency and pitch, and use a tuning fork to calculate sound velocity in air.

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

What's the relationship between temperature, air humidity and static electricity? Kids will find out with this free static electricity science fair project.

This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.

Can a toy car determine the strength of a magnet? In this cool magnet science fair project, young scientists will learn how to measure the strength of a magnet.

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

Are red apples really sweeter than green apples? The objective of this science fair project is to test the theory with quantitative evidence.

This science project examines the thermal properties of several major greenhouse gases.

In this experiment, you will find out how human error can cause faults in any science task. This includes experiments conducted by famous scientists also.

Looking for a fun project on energy? Check out this fun elementary school science fair project idea that demonstrates chemical energy in a bottle.

This science fair project idea explores how far the average human can see.

Kids conduct a simple birdseed experiment to figure out what kinds of birds live nearby in this fun science activity.

Learn about magnifying glasses, concave lenses and inverted images by sending rays of light through a magnifying glass in this cool science fair project!

In this project children practice the scientific method while playing with puffy paint.

In this air pressure science experiment with a balloon and a jar, children will use heat to create a partial vacuum and suck a balloon into a jar.

Want to see a great example of Newton's first law? Kids will learn about basic physics with this fun, ballistic experiment.

Use an Elihu Thomson apparatus, also known as a ring launcher, to learn about electromagnetism concepts and the properties of various metals.