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Will storing cucumbers and tomatoes in the fridge destroy their unique flavors? Find out in this science fair project idea!

Does Storing Cucumbers and Tomatoes in the Fridge Spoil Its Unique Flavors?

What's the difference between a microwave and an oven? Use mashed potatoes to explore which kitchen appliance does a better job at keeping food warm.

Cooling Food: Microwave vs. Oven

This science fair project teaches you about what makes persimmons so tart and how astringency can be removed by studying the effect of tannins on fruit.

Unpuckering the Persimmon

Learn how to make a hygrometer to measure relative humidity in this project. Make a sling psychrometer hygrometer with gauze, thermometers, and a bottle.

How to Make a Hygrometer: Sling Psychrometer

Kids will learn about insulation, heat conduction, and the economic benefits of energy efficient windows in this cool science fair project.

Energy Efficient Windows

Check out this cool and free middle school science fair project idea on how to make a solar oven.

How to Make a Solar Oven

The crust is fun for kids to mix and roll out, and the filling overflows with vitamin and anti-oxidant packed berries!

Blackberry Pie

Explore the best way to store popcorn kernels. It examines the impact of moisture and temperature on unpopped kernels.

How Should You Store Popcorn?

Science fair project which compares the rate of temperature change and the maximum temperature as a result of the angle of light radiation.

Angle of Heat

Your child can turn cookie dough into a big pile of colorful painted fall leaves ready for eating!

Bake Fall Leaf Cookies

In this challenge, students are tasked with creating an insulated cup that will keep beverages colder for longer than a regular cup.

Design Challenge: Insulate a Cup

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

Endangered Frogs

How do animals keep warm? In this experiment, find out whether fat insulation resists cold temperatures and learn how this works in the animal kingdom.

Fat Insulation: How Do Animals Keep Warm?

What heats up fasterâwater or soil? 5th grade students test the specific heat of water against the specific heat of sand in this great science fair project.

Specific Heat of Water vs. Specific Heat of Sand

Use this lesson with your students to practice comparing and contrasting the key details in two texts on the same topic. It can be a stand-alone lesson or a pre-lesson for the *What's Similar? What's Different?* lesson.

Similarities and Differences

Use this lesson to help your ELs quickly find information on a specific topic by looking for a noun and its pronouns in a nonfiction text. It can be a stand-alone lesson or used as support for the lesson Ecosystems Explained.

Information from Multiple Sources

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

The Science Behind a Cold Pack

This cookie dough handles like molding clay, but also makes delicious cookies. Use this activity to strengthen your child's alphabet skills.

Bake Alphabet Cookies

Instead of loading up on mayonnaise based potato salad, your child can whip up something healthier: German potato salad!

German Potato Salad

In this fun experiment, we'll find out how color affects heat absorption!

Which Color Absorbs the Most Heat?

This experiment investigates if stress alters body temperature.

How Stress Affects the Body

The objective of this project is to examine the ways in which a passive solar house may contribute to conservation of energy.

Passive Solar Design

This science fair project focuses on a polymer called hydrogel super absorbent crystal which absorbs water, swelling to many times its original size.

Can Hydrogel Crystals be Used as a Sensitive Humidity Indicator?

Measure temperature change over time using a variety of insulation materials. Be creative with insulation materials: scarves, yarn, socks, feathers, oil, etc

Hairy, Fat and Warm

Science fair project that uses distillation to convert salt water into fresh water.

Distilling Water

Young scientists will investigate people's preferences for saltiness, and make some inferences about genetics and diet.

Too Much Sodium?

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

Electromagnetic Ring Launcher

This simple experiment serves as an introduction to the greenhouse effect.

Observe the Greenhouse Effect in a Jar

Science fair project which simulates the global conveyor belts on a small scale, and observes the effects of wind, density and temperature on water movement.

Ocean Currents

This science fair project will help learners determine whether algae can be made to grow by feeding it supplementary carbon dioxide.

Growing Algae

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