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The purpose of this science fair project is to build a basic radio.

Gather some friends for a bubbly soda taste test do determine calories' role in your favorite drinks.

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.

Does putting soapy water on plants help or hinder plant growth? Kids learn about greywater and how it affects plant growth in this cool science fair project.

This science fair project idea explores if an LED light can be powered by vegetables and/or fruits.

This project determines what percentage of test subjects react adversely to the sound of fingernails on a chalkboard and explores their physiological responses.

Free science fair project idea that examines cheating in school-age children. Project involves a task in which children are tested on various tasks.

This project explores how well couples convey complex emotions such as envy and pride to one another solely through the sense of touch.

In this hands-on design challenge your child will make their very own Rube Goldberg Machine.

Kids learn how to make a simple electric motor in this great engineering science fair project that teaches them how current generates its own magnetic field.

Slime: It's oozy, it's goopy, and it's just plain fun! Learn how to make slime with this fun science fair project.

In this experiment, your child will create two compost bins and see if he can determine what attracts fruit flies.

This science fair project idea determines if material and tensile strength of different types of skateboard wheels affects the velocity of the skateboarder.

Compare air temperature with the infrared temperature from a reflecting surface at different times of the day, in shade and in sunlight.

Help your child understand the scientific concept of evaporation with this fun outdoor science activity.

This balloon-powered car project is a great way for your kid to learn about energy and how it can be used efficiently.

Check out this cool science project idea to explore the differences in feeding behaviors of birds and if other species of birds also have color preferences.

This biodiversity project examines the biodiversity in your own backyard.

The objective of this science fair project is to assess the benefits of the game system for improving player performance following use.

Play this flashlight game with your child to teach him about objects that are transparent, translucent, and opaque.

Observe trends in the properties of writing materials over past 5000 years and extrapolate to future time. Prepare a table that compares writing material.

In this design challenge, students will be tasked with creating a bouncy ball polymer!

Here's a guide to starting a community clean-up project from scratch.

In this fun science experiment, make a balloon car and test it on different surfaces to learn about sliding friction and rolling friction.

Science fair project that compares the freezing temperature of salt water and freshwater in order to learn about supercooling and condensation nuclei.

Check out this cool science fair project idea to explore the relation between onions and eyes and how to prevent eyes from tearing while cutting an onion.

Children have a naturally inquisitive mind. Foster their curiosity with a walk through an autumn field or park to answer age-old “why” questions. As you walk with your child, you can encourage them to ask questions.