Young scientists will investigate people's preferences for saltiness, and make some inferences about genetics and diet.

Measure temperature change over time using a variety of insulation materials. Be creative with insulation materials: scarves, yarn, socks, feathers, oil, etc

Learn about how we localize objects and beings in space through sound and about monaural auditory mechanisms and binaural auditory mechanisms.

This project analyzes people's emotional responses to images in painting vs similar images in photographs.

This science fair project idea examines whether plants are still able to grow normally if they are turned upside-down.

Science fair project that determines what percentage of air is made up of oxygen by examining the chemical reaction between oxygen and rust.

This experiment uses a voice recorder to monitor the progression of a message in the telephone game as it deviates from the original.

A great science fair project on solar oven design that helps kids learn about solar power and solar heating.

Science fair project that determines which materials cause the most friction by sliding blocks of wood down a ramp.

Research long-term effects and draft a questionnaire about frequency of marijuana use and average annual income. Interpret findings in a detailed report

Discover whether cheap saline solution bottle cleans and disinfects just as well as more expensive kinds formulated with different ingredients.

This science fair project idea examines whether the colors of the spectrum respond differently in the thermal aspect when radiated by the sun.

This experiment strives to determine if tracking of conservation habits will lead to reductions in a family's electricity and water bills.

This science fair project idea explores whether talking to a plant will help it grow.

This light bulb science project includes step-by-step instructions for testing the heat from different light bulbs.

This science fair project idea examines how well individuals can remember a story they were told and how accurately they pass that story along.

This science fair project idea measures out the sugar of various foods and find out whether people can correctly determine how much sugar is in common foods.

This science fair project idea studies how how do readers predict what events will happen next while reading a story.

The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

In this science fair project, we learn how air molecules move as a result of density, convection, and air currents.

Science fair project idea examines what is remembered from high school education. Formulate and administer high school curriculum tests to adults over 21.

This science experiment explores why leaves change color in the fall and the role of photosynthesis in leaf coloration.

Figure out which fruit has the most vitamin C (ascorbic acid) in this fun science project!

Science fair project that examines how winter storms form and the relationship between temperature, moisture and snow.

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

Kids will love making clouds and learning how to make a water cycle model in this fun science fair project idea that explores evaporation and precipitation.

The objective of this science fair project is to test the growth rate of a plan in a crystal medium in comparison to traditional soil.

Free science fair project idea that measures change in flexibility with age, using a variety of flexibility tests like Sit & Reach.

Is the birthday paradox really a paradox, or just an intriguing problem that defies intuition? Find out with this birthday paradox science fair project.

This science fair project idea focuses on two classes of sugars monosaccharides (fructose) and disaccharides (sucrose or table sugar).