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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.

Use the Altitude of Polaris to Find Latitude

This cool and easy elementary school science fair project idea provides the basic information on the use of our senses to experience the world about us.

With My Eyes Closed Shut! Using all of Our Senses Except Sight, Can we Readily Identify Objects?

This science fair project idea identifies trees using a dichotomous key.

Using A Dichotomous Key To Identify Trees

Can you increase the light and plant growth in your garden using mirrors? In this experiment, measure light reflection and find out!

Using Mirrors in the Garden: Measuring Light Reflection

In this science fair project, students use the streak test to tell minerals apart from each other.

Streak Test

Use chemical analysis to identify a variety of mystery powders that look the same but actually have very different properties.

Mystery Powders

In this exciting design challenge, your child will use design thinking skills to create a mixture that can inflate a balloon.

Design Challenge: Inflate a Balloon

How greasy are your potato chips? Students will use a reliable method to quantify greasiness and compare different brands in this great science fair project.

Potato Chip Science: How Greasy Are Your Potato Chips?

examine how passive solar heating works, measure temperature in a parked car on a sunny day. ways to use passive solar heating as an alternative, energy

Passive Solar Heating

What&#39;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

What chromosome combinations determine a fetus gender? Use probability to think about whether a sperm and ovum will create a male or female in this project.

Gender Probability: Male and Female Chromosomes

Windmills have been around for generations to grind food and create energy. During this challenge, students will use various materials and put their engineering skills to work by creating their own windmills.

Wacky Windmill Challenge

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?

Check out this fun science fair project to make a vinegar and baking soda balloon and demonstrate how gas is created as a result of the chemical reaction.

How to Inflate a Balloon Using Baking Soda and Vinegar 

Construct and experiment with a periscope using reflected light rays to gather an image.

Periscope Construction

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

What Is Animation?

In this design challenge, your child will make a bottle rocket using typical household items.

Design Challenge: Making a Bottle Rocket

In this design challenge, your child will create a parachute for a small toy using typical household items.

Design Challenge: Making a Parachute

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

Ping Pong Ball Anemometer

Encourage your child to take a nature walk, using the prompts on this worksheet to write and draw their observations of plants, animals, sounds, and more.

Take a Nature Walk

In this science fair project you will make a model of a cell membrane using very simple material.

Cell Membrane

This science project has students collect wood samples and invent new uses for different types of wood based on its properties.

All About Wood

This science fair project uses paper chromatography to  investigate whether black, brown, orange, and purple are pure colors or mixtures of other colors.

Doing Forensics with Paper Chromatography!

Design a survival kit. Brainstorm various survival scenarios. Address basic human requirements and natural resources. Describe each tool as well uses.

Survival Skills

This science fair project idea explores whether the process used to dry the beans we eat for food renders them unviable.

Growing Dried Beans

In this experiment you observe and determine how well your cat uses his whiskers to navigate through a maze.

How Important Are Cats' Whiskers?

Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.

Growing Bacteria

Using an empty tennis ball can and a swimming pool, you will determine if it&#39;s possible to have a conversation under water.

Speaking Under Water

Create a DIY Electromagnet! Using a 9v battery to create an electrical field around a nail, students explore electromagnetism in this cool science project idea.

DIY Electromagnet

In this project students experiment with making music using only glasses of water.

Musical Glasses

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