Plants help keep a house cool! This article includes step-by-step instructions for completing this fun and interesting science experiment.

Research Earthship buildings. Draft a unique architectural design that repurposes used, discarded radial tires. Build scale model of structure.

This study evaluates if electronic devices commonly found in most households emit radiation, and if they do, how much?

The objective of this project is to examine the ways in which a passive solar house may contribute to conservation of energy.

Scavenger Hunt! Check out this fun science fair project idea to explore the difference between opaque, translucent, and transparent objects around your house.

Do you hate to waste energy? In this experiment, you will design a machine that is powered by the process known as energy transformation.

Science fair project which teaches you about the principles of physics within a vacuum by creating a vacuum chamber.

Design a livable building that functions without electricity. Consider necessities, comforts and entertainment. Build a scale model of your design.

see whether all liquids evaporate at the same rate. In other words, does water evaporate at the same rate as juice?

Science fair project in which you will create your electricity by making a homemade battery using salt water, a nail, and a copper wire.

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

This science fair project idea explores which fruit molds the fastest.

Kids will make predictions about cricket behavior by conducting this fun and easy experiment which simulates different environments for crickets.

Learn about our response to scents that existed in our environment over evolutionary time and consider why scents might affect our mood state.

Your mission, if you choose to accept it, is to construct a parachute that will deliver an egg safely to the ground. Good luck!

Science fair project which determines whether plants are able to get enough nutrients from different types of garbage.

Dive into the world of cooking oil and smoke points to discover just how fast some oils start smoking.

Observe corn seed germination to learn about dicots and monocots and how plants grow from seeds to seedlings to full-grown plants!

Looking for a project on fossils? Check out this fun science fair project idea to understand the process of coal formation and fossils part in that formation.

4th graders construct an ocean food web to learn about consumers and trophic levels, food webs, and food chains in this cool ecology science fair project.

Set off an a science adventure as you prepare a row of bee homes for your new visitors.

This science fair project will help learners determine whether algae can be made to grow by feeding it supplementary carbon dioxide.

.Have you ever had problems with your wifi signal strength? In this experiment you will learn about how wireless signals pass through the air and solid objects.

This project involves the development of a website using free software online to promote the value of science.

This study observes plants, insects and an animal living in proximity to a known source of EMF.

In this science fair project, students will try to discover if test subjects can detect the presence of Monosodium Glutumate (MSG) in food.

This science fair project idea explores discover whether mixing solutions of equal distances from neutral pH (7) will create a solution close to pH 7.

This science fair project explores discover whether the acidity of sour candy is comparable to that of battery acid.