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Science fair project that examines the different types of precipitation, evaluates the density of snow and calculates the ratio of snow-to-liquid.

Snow to Liquid Ratio

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

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

Blackberry Pie

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

Bake Fall Leaf Cookies

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

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

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 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?

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

Observe the Greenhouse Effect in a Jar

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

Too Much Sodium?

This 4th of July, explore fourth grade science and make some safe fireworks in your own backyard using soda pop!

Soda Explosion

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

Have your child create a little leprechaun to celebrate the season and create a little mischief.

Little Leprechaun

In this fun science fair project idea, kids will experiment with various methods in order to discover the fastest way to cool a soda.

Fastest Way to Cool a Soda

This science fair project idea examines whether the colors of the spectrum respond differently in the thermal aspect when radiated by the sun.

How Solar Energy Heats Liquids of Different Colors

This light bulb science project includes step-by-step instructions for testing the heat from different light bulbs.

Heat from Light Bulbs

Use playing cards to learn about temperature as well as positive and negative integers in this fourth grade math game.

Temperature Game

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

Greenhouse Project

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

How Do Icicles Form?

Kids will create their own version of Richard Feynman's rubber band heat engine to learn about thermodynamics with this cool science fair project idea.

Rubber Band Heat Engine

In this science fair project, we learn how air molecules move as a result of density, convection, and air currents.

Air Density, Convection, and the Movement of Air Molecules

Science fair project that examines albedo, and how this information is applied in the design of cars, sportswear, and other items. Which colors reflect light?

Albedo

Discover whether a metal will expand under hot water.

Does Water Temperature Cause Metal to Expand and Contract? 

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