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What is the coldest temperature possible? In this cool experiment, you'll calculate absolute zero by extrapolating data on the temperature and volume of gas.

Finding Absolute Zero

The purpose of this science project is to investigate which will grow larger plants: compost, soil and Miracle - Gro, a mixture of both.

The Best Choice for Growing Large, Flowering Plants

Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

Why Doesn't the Ocean Freeze?

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!

Rock Candy Science

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

Homemade Barometer

Science fair project that examines condensation and the conditions needed in order for dew to form.

Dew Point, Humidity and Weather

Do you think heat can affect a plant's growth rate?

Heating Plants: The Great Growth Race

Kids make strong bubbles to investigate the effect different additives have on bubble life in this cool science fair project idea.

Can the Life Span of a Bubble be Extended in Different Temperatures and Atmospheric Conditions?

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

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

Factors Affecting Seed Germination

This science fair project idea focuses on saturated and unsaturated lipids (fats and oils).

Good and Bad Lipids

Teach children how to upcycle dried-out markers with this homemade paint-making activity!

Reuse Markers to Create Liquid Watercolors

What direction should solar panels face? It's not the direction you might think! This free and enlightening science fair project helps kids discover the answer.

What Direction Should Solar Panels Face?

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?

Give your child an introduction to food preservation by making and canning your own yummy, homemade pasta sauce!

Can Your Own Spaghetti Sauce

The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.

Golf Science Fair Project: Temperature and Rebound

Let your fourth grade chef mix up butter and sugar with scientific principles about different states of matter, and get delicious toffee, too.

Candy Science Experiments: Toffee!

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

Does Hair Color Affect Static Electricity?

Learn about calorimetry, make a bomb calorimeter, and experiment with combusting different nuts to see which one produces the most energy!

Calorimetry: Bomb Calorimeter Experiment

Help your first grade scientist learn about metamorphosis by observing the life cycle of some interesting creepy crawlies.

Learn about Life Cycle in a Bowl!

Test products which claim to reduce wrinkles, and determine which is the most effective. Test effectiveness over three weeks, using a sample of volunteers.

Wrinkle Removal Products

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?

How to Make A Thermometer

Explore joule heating and resistance vs. temperature with this cool electricity science fair project that gets kids melting ice cubes with resistors.

Joule Heating: Resistance vs. Temperature

This science fair project idea investigates food preference of birds.

Feeder Bird Identification and Food Preference

Check out this fun science project idea to explore different types of starches and learn how removing starch affects the quality and taste of food.

Effect of Soaking Potatoes on the Frying Process

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

The Role of Fat in Food

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

Before students can respond to literature critically, they must have a strong grasp of big ideas and summary writing. Support your ELs in these foundational reading skills by introducing a three-sentence paragraph frame for summary writing.

Summary Writing with Big Ideas

This fun science project helps to investigate how much water can a plant take up and release in a certain period of time through the process of transpiration.

What is Plant Transpiration?

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