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2nd Grade Science Projects Resources

Use pepper and soap to discover some fun facts about the properties of water.

Pepper and Soap Experiment

Start your toy engines -- this is going to be a fast and friction-filled race!

Car Friction: The Science of Going Fast

For this science fair project, kids will learn how to make a lemon battery. They can conduct this classic experiment using readily available materials.

How to Make a Lemon Battery

This science fair project idea investigates if webbed feet help a duck (and others) swim.

Duck Feet

Do earthworms like moisture or darkness? Find out as we explore the relationship between earthworms and light.

Earthworms and Light: Do Worms Prefer Darkness?

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

Inspire Simple STEAM Exploration

This science fair project teaches about mold. Students will test different foods to see which grow mold the fastest.

Which Food Will Mold the Fastest?

This project examines whether people's taste perception is influenced by what they see.

Taste Perception

This is a quick, easy science fair project that conveys the idea of density to preschool and early elementary children.

Density Experiment

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

Practicing the Scientific Method with Puffy Paint

Plants and light seem to be good buddies, but how far does the friendship really go?

Growing in the Dark: Plants and Light

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.

Air Pressure Science Experiment: Balloon and a Jar

In this free science fair project idea, we learn about surface tension and how it can support mass—in this case, a floating paper clip.

Floating Paper Clip

In this cool engineering science fair project, kids learn how to build Hero's engine: an enlightening example of Newton's third law.

Hero's Engine: Example of Newton's Third Law

This science fair project idea investigates emulsifiers that allow oil and vinegar to mix.

Like Oil And Vinegar

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

Bust That Rust!

Learn about the layers of the Earth and make a model! Create a earth layer book, cake, or clay diagram.

What Are the Layers of the Earth?

In this science fair project, kids will be able to see where germs reside on their hands while gaining insight into the benefits of thorough hand washing.

Germs on Hands

This science fair project idea investigates how magnetism can defy the force of gravity.

Defying Gravity

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

Eureka! Volume and the Displacement of Water

When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is there another scientific secret to keeping flowers fresh?

The Science Behind Keeping Flowers Fresh

Milk is made of water and fat; but how can you separate the two? Find out in this color changing milk experiment.

Color Changing Milk Experiment

Be a chemist for a day and study the simple reaction between sugar and heat. Try heating sugar and see what happens!

Heating Sugar

In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

Magnet Experiment: Are Two Magnets Twice as Strong as One?

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

Rate of Evaporation

Kids will make a beautiful rainbow in a jar and learn what enables different types of liquids to remain distinct in separate layers.

Rainbow in a Jar

This classic children&#39;s game demonstrates how sound travels through air vs. through a solid.

How Sound Travels Through Air and Solids

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

How A Kazoo Makes Sounds

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

Feeding Plants

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.

What Is the Best Way to Wash Your Hands?

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