In this experiment, recycled objects are separated to demonstrate how mixtures are made and the variance in the physical properties of their ingredients.

Does skin thickness really decrease fruit spoilage? Find out in this science fair project idea!

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

In this project children practice the scientific method while playing with puffy paint.

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

This science fair project collects information on the Internet about yourself and others.

Study how liquids separate into layers by creating a liquid gradient, different density liquids separate into layers in a graduated cylinder.

Explore which teeth-whitening products work best - Whitestrips or Whitetrays.

Science fair project that measure winds speed, temperature, and time of day in order to determine the origins of the wind.

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

Why do ants like sugar? Do ants like artificial sweeteners too? Kids find out with this great inquiry-based science fair project.

.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.

Examine spreadsheet functions and design a new way to utilize spreadsheets. Analyze a spreadsheet program to familiarize yourself with its capabilities.

This science fair project aims to examine the nature of pi and analyze other properties and values related to circles, such as radius, diameter

This science fair project determines what effect substances have on ice, and which of these products most effectively melts ice.

This science fair project idea discovers whether plants grow best in chemical fertilizer, organic fertilizer, or with no fertilizer at all.

Learn about sound physics and do a survey experiment to explore the difference between sound and noise in this science project.

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

In this science fair project, students evaluate the alleged pain-relieving properties of amber.

Investigate how to keep your fruit fresh for longer. The purpose of this science experiment it to determine which kind of bag best preserves fruit.

The aim of this science fair project is to study the mathematical construct called magic squares and create a unique magic square puzzle.

This basketball project explores the best way to make the perfect shot every time.

This science fair project demonstrates the principles of reflection through simple experiments involving mirrors and light.

The purpose of this science fair project is to determine whether Green Bags, with or without refrigeration, are most effective in preserving food.

Check out this cool middle school science fair project idea to determine if shopping carts are really carriers of harmful bacteria.

Science fair project that examines learn how the angle of incidence affects the efficiency of solar panels. How does a solar cell work?

In this experiment, young ecologists will learn about a type of edge effect: how trees and plants at the edge of a forest can act as a weed filter.

Research history of programming language. Design a new or improved programming language. Create a display that illustrates the features and improvements.

In this science fair experiment about recycling, demonstrate how the wax from a candle can be reused to make another candle.

Ant behavior is closely related to light intensity. This free science fair project idea examines how fast ants dig when they are exposed to to light and dark.