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Have your child build a model of a coral polyp, one of the tiny animals that composes a coral reef.

Have your child build a model of a coral polyp, one of the tiny animals that composes a coral reef.

Create a mini plant habitat with your kid to help teach him what it takes to make an ecosystem work.

Create a mini plant habitat with your kid to help teach him what it takes to make an ecosystem work.

Second Grade

Life Science

Activity

Explore the Phases of the Moon

Activity

Explore the Phases of the Moon

Third Grade

Earth and Space Science

We all know that the Moon has different phases, but it can be hard to figure out why. Try this activity to see how the Moon's phases really work.

Activity

Explore the Phases of the Moon

Activity

Explore the Phases of the Moon

We all know that the Moon has different phases, but it can be hard to figure out why. Try this activity to see how the Moon's phases really work.

Third Grade

Earth and Space Science

Activity

Fresh Food vs. Frozen Food

Activity

Fresh Food vs. Frozen Food

Fourth Grade

Engineering and Science Inquiry

The goal of this science fair project is to analyze differences between the taste and texture of frozen and fresh food.

Activity

Fresh Food vs. Frozen Food

Activity

Fresh Food vs. Frozen Food

The goal of this science fair project is to analyze differences between the taste and texture of frozen and fresh food.

Fourth Grade

Engineering and Science Inquiry

Activity

A Visual Model of the Doppler Effect

Activity

A Visual Model of the Doppler Effect

Kindergarten

Engineering and Science Inquiry

Using a toy race car kids create a visual model of the Doppler Effect.

Activity

A Visual Model of the Doppler Effect

Activity

A Visual Model of the Doppler Effect

Using a toy race car kids create a visual model of the Doppler Effect.

Kindergarten

Engineering and Science Inquiry

Earth and Space Science

Help your child celebrate the summer and the sun by making a sandy seascape.

Help your child celebrate the summer and the sun by making a sandy seascape.

Second Grade

Earth and Space Science

Activity

Ping Pong Ball Anemometer

Activity

Ping Pong Ball Anemometer

Fourth Grade

Engineering and Science Inquiry

Learn how to make a ping pong ball anemometerâa device used to measure wind speedâin this free science fair project idea.

Activity

Ping Pong Ball Anemometer

Activity

Ping Pong Ball Anemometer

Learn how to make a ping pong ball anemometerâa device used to measure wind speedâin this free science fair project idea.

Fourth Grade

Engineering and Science Inquiry

Activity

Falling Objects Revisited

Activity

Falling Objects Revisited

Fourth Grade

Engineering and Science Inquiry

This science fair project idea discovers whether there are some objects that do not fall at a constant rate.

Activity

Falling Objects Revisited

Activity

Falling Objects Revisited

This science fair project idea discovers whether there are some objects that do not fall at a constant rate.

Fourth Grade

Engineering and Science Inquiry

Activity

Guys vs. Girls: Who Has Better Reflexes?

Activity

Guys vs. Girls: Who Has Better Reflexes?

Fourth Grade

Engineering and Science Inquiry

This science fair project idea examines whether boys and girls differ in reflexes.

Activity

Guys vs. Girls: Who Has Better Reflexes?

Activity

Guys vs. Girls: Who Has Better Reflexes?

This science fair project idea examines whether boys and girls differ in reflexes.

Fourth Grade

Engineering and Science Inquiry

How sensitive is your skin? Here's a fourth grade science experiment that lets your child figure it out.

How sensitive is your skin? Here's a fourth grade science experiment that lets your child figure it out.

Coral reef life comes alive in this fun label and match activity that challenges students’ deductive reasoning skills and allows for artistic expression.

Coral reef life comes alive in this fun label and match activity that challenges students’ deductive reasoning skills and allows for artistic expression.

Fourth Grade

Life Science

Lesson Plan

Use the Altitude of Polaris to Find Latitude

Activity

Use the Altitude of Polaris to Find Latitude

Fourth Grade

Engineering and Science Inquiry

In this project, all you need is a protractor to learn how to use the altitude of Polaris to find latitude on Earth. Polaris is also known as the North Star.

Activity

Use the Altitude of Polaris to Find Latitude

Activity

Use the Altitude of Polaris to Find Latitude

In this project, all you need is a protractor to learn how to use the altitude of Polaris to find latitude on Earth. Polaris is also known as the North Star.

Fourth Grade

Engineering and Science Inquiry

Activity

Dried Fruit vs Fresh Fruit

Activity

Dried Fruit vs Fresh Fruit

First Grade

Physical Science

Your 1st grade scientist will improve her observation skills as she's encouraged to eat healthy by comparing the dry and fresh fruit in this experiment.

Activity

Dried Fruit vs Fresh Fruit

Activity

Dried Fruit vs Fresh Fruit

Your 1st grade scientist will improve her observation skills as she's encouraged to eat healthy by comparing the dry and fresh fruit in this experiment.

Earth and Space Science

In this science fair project, students make their own rain gauge to measure rainfall.

In this science fair project, students make their own rain gauge to measure rainfall.

Fourth Grade

Earth and Space Science

Activity

Solids, Liquids, Maple Syrup!

Activity

Solids, Liquids, Maple Syrup!

First Grade

Physical Science

Teach your first grade scientist the difference between liquids and solids using maple syrup.

Activity

Solids, Liquids, Maple Syrup!

Activity

Solids, Liquids, Maple Syrup!

Teach your first grade scientist the difference between liquids and solids using maple syrup.

Engineering and Science Inquiry

Kids build a desert food chain, desert food web, and desert food pyramid in this cool science fair project to learn about trophic levels and consumers.

Kids build a desert food chain, desert food web, and desert food pyramid in this cool science fair project to learn about trophic levels and consumers.

Fourth Grade

Engineering and Science Inquiry

Activity

Can You Keep a Secret?

Activity

Can You Keep a Secret?

Kindergarten

Engineering and Science Inquiry

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

Activity

Can You Keep a Secret?

Activity

Can You Keep a Secret?

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

Kindergarten

Engineering and Science Inquiry

Engineering and Science Inquiry

What is a wedge? Kids find out by experimenting with different wedges in this simple science fair project idea.

What is a wedge? Kids find out by experimenting with different wedges in this simple science fair project idea.

Second Grade

Engineering and Science Inquiry

Have your child build his own mini waterfall, and help him develop his planning, problem solving, and architectural skills.

Have your child build his own mini waterfall, and help him develop his planning, problem solving, and architectural skills.

Fourth Grade

Physical Science

Activity

Conductor or Insulator

Activity

Conductor or Insulator

Third Grade

Engineering and Science Inquiry

This science fair project idea determines what household items are good conductors of electricity.

Activity

Conductor or Insulator

Activity

Conductor or Insulator

This science fair project idea determines what household items are good conductors of electricity.

Third Grade

Engineering and Science Inquiry

Engineering and Science Inquiry

This biodiversity project examines the biodiversity in your own backyard.

This biodiversity project examines the biodiversity in your own backyard.

Third Grade

Engineering and Science Inquiry

Activity

Learning Why and How to Compost

Activity

Learning Why and How to Compost

Second Grade

Earth and Space Science

Children will learn why and how to compost as they help with the process of filling their compost, turning it, and observing the changes that occur.

Activity

Learning Why and How to Compost

Activity

Learning Why and How to Compost

Children will learn why and how to compost as they help with the process of filling their compost, turning it, and observing the changes that occur.

Second Grade

Earth and Space Science

Introduce your students to the scientific concept of sink or float. This hands-on experiment allows them to see which objects sink and which float. The concepts taught will be solidified with the completion of worksheets.

What Is Persistence of Vision?

Activity

What Is Persistence of Vision?

Third Grade

Engineering and Science Inquiry

What is persistence of vision? With this hands-on science fair project idea, students will demonstrate this cool and dramatic phenomenon in their own classroom.

Activity

What Is Persistence of Vision?

Activity

What Is Persistence of Vision?

What is persistence of vision? With this hands-on science fair project idea, students will demonstrate this cool and dramatic phenomenon in their own classroom.

Third Grade

Engineering and Science Inquiry

Activity

Plastic Wrap Science Fair Project: Polymer Permeability

Activity

Plastic Wrap Science Fair Project: Polymer Permeability

Third Grade

Life Science

In this plastic wrap science fair project, you'll learn about polymer permeability and find out which plastic wrap keeps food from dehydrating best.

Activity

Plastic Wrap Science Fair Project: Polymer Permeability

Activity

Plastic Wrap Science Fair Project: Polymer Permeability

In this plastic wrap science fair project, you'll learn about polymer permeability and find out which plastic wrap keeps food from dehydrating best.

Earth and Space Science

Celebrate autumn with a seasonal bash. Welcome the fall with a festive party for your little one and her friends, full of crafts, snacks and fun games.

Celebrate autumn with a seasonal bash. Welcome the fall with a festive party for your little one and her friends, full of crafts, snacks and fun games.

Fourth Grade

Earth and Space Science

Engineering and Science Inquiry

This science fair project idea examines the reason boats are shaped and engineered.

This science fair project idea examines the reason boats are shaped and engineered.

Third Grade

Engineering and Science Inquiry

Activity

Why Do Apples Turn Brown?

Activity

Why Do Apples Turn Brown?

Fourth Grade

Engineering and Science Inquiry

In this fun science project, learn about what happens to cut fruit and experiment with how to stop apples from turning brown.

Activity

Why Do Apples Turn Brown?

Activity

Why Do Apples Turn Brown?

In this fun science project, learn about what happens to cut fruit and experiment with how to stop apples from turning brown.

Fourth Grade

Engineering and Science Inquiry

Activity

Can superabsorbent polymer crystals absorb any other liquids besides water?

Activity

Can superabsorbent polymer crystals absorb any other liquids besides water?

Fourth Grade

Engineering and Science Inquiry

This science fair idea examines hydrogel superabsorbent polymer crystals. They can absorb 500 times their weight in water. Can they absorb other liquids too?

Activity

Can superabsorbent polymer crystals absorb any other liquids besides water?

Activity

Can superabsorbent polymer crystals absorb any other liquids besides water?

This science fair idea examines hydrogel superabsorbent polymer crystals. They can absorb 500 times their weight in water. Can they absorb other liquids too?

Fourth Grade

Engineering and Science Inquiry

Engineering and Science Inquiry

In this lesson, students will learn to program an animated figure using ScratchJr.

In this lesson, students will learn to program an animated figure using ScratchJr.

Fourth Grade

Engineering and Science Inquiry

Lesson Plan

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Showing Results for three digit and two step word problems : Page 34