This middle school science fair project determines whether DNA is most easily extracted from under-ripe, ripe, or over-ripe strawberries.

Try this fun garden graphing project with your kindergartener this summer to give him a leg up in math and science while spending some valuable time outdoors!

In this cool physics experiment, use double plane mirrors at various angles to learn about light reflection. Then, see if you can solve a puzzling problem!

Observe trends in the properties of writing materials over past 5000 years and extrapolate to future time. Prepare a table that compares writing material.

The objective of this science project is to investigate patterns in fingerprints among family members.

This project examines the affect of temperature on viscosity and surface tension of different liquids.

Science fair project that determines whether brain size is correlated with intelligence.

Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.

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

This science fair project idea tests the efficacy of both synthetic and natural antibiotics.

In this science fair project, students determine whether a bean plant grows faster and taller using a traditional soil planting method or hydroponic method.

Kids will learn how to clean fish tank the natural way. Add catfish to the tank and see if your water gets cleaner.

This high school science fair project investigates if small changes in your diet alter the pH of your saliva.

This science project helps students gain understanding of bioluminescence, the phenomenon that allows fireflies and glow worms to give off light.

Science fair project that demonstrates the process known as refraction, which allows glasses and contact lenses to help people with poor vision.

This recipe makes bubbles that not only blow up nice and big, but do tricks and experiments! How do you do it? It's not a secret, it's science!

This science fair project explains the process of how the lungs expand and contract with the help of the diaphragm.

In this science and engineering activity, children will explore types of tunnels and their purposes and then design and build a tunnel of their own.

This experiment will determine how different kinds of light affects the strength of bakerâs yeast.

This science fair project idea explores the different properties of matter.

Did you know your body is full of simple machines? This project looks at one of the third-class levers in the human body: your arm!

Learn how to make a periscope with this cool engineering science fair project idea, and learn about optics to learn how a periscope works.

Science fair project that determines whether spreading a moss soup over an area increases moss growth.

How do cold packs work? Explore endothermic reactions by comparing the temperature change that results from various chemicals added to water to find out!

In this project students learn about the golden ratio and investigate if it can be used to predict people's assessment of beauty in others.

Do suds equal more clean or does a sud-free cleaning agent works just as well or even better?

There are many benefits to bugs and insects. This science project shows how cockroaches, termites, and other critters benefit our planet.

This science fair project idea investigates how different disinfectants work in killing germs.

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

Learn about the power of exponents. The objective of this science fair project is to explore and understand how exponents are used.