Get this cool science fair idea to explore how arctic tundra animals change their behavior and adapt to survive in long, cold winters.

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

This science fair project idea explores whether people have an innate feel for the passing of time from a few seconds to 20 minutes.

Learn how to make an anemometer with step-by-step instructions in this cool science fair project idea for 4th grade.

This science fair project idea investigates how color affects temperature.

The objective of this science fair project is to analyze the effects of salinity and temperature on water.

Step into the fantastic world of colors with a project that explores what shade you -- and your friends -- like best.

Learn how to make a hygrometer to measure relative humidity in this project. Make a sling psychrometer hygrometer with gauze, thermometers, and a bottle.

This science fair project idea investigates the difference in reaction times between boys and girls.

In this fun experiment, we'll find out how color affects heat absorption!

What heats up fasterâwater or soil? 5th grade students test the specific heat of water against the specific heat of sand in this great science fair project.

This science fair project idea investigates if fats add to the flavor of food.

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

In this microwave plant experiment, find out whether microwave radiation will affect radish seed germination. Will it help or hinder the plants' growth?

In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!

This science fair project teaches kids experimental design and how to test if subjects can really sense if they are being watched.

Science fair project in which you will attempt to throw a ball the greatest horizontal distance possible by using different angles.

This science project teaches students about organic farming and the benefits and disadvantages of commercial plant food.

This science fair project idea explores substances that cause a bubble to last longer.

This science fair project idea determines if the temperature of rubber effects how high it bounces.

Science fair project that examines condensation and the conditions needed in order for dew to form.

In this science fair project, students will create a model of a shoreline, observe erosion and examine how jetties prevent erosion.

How do organic materials become soil? This science experiment measures what materials biodegrade.

Are your taste buds up for the challenge? Put tongues to the test with this science fair project that examines who enjoys sour flavors more, adults or kids?

This science fair project idea determines if the color of light affects the growth of plants.

In this science experiment, observe convection currents forming and learn about how heat energy moves in liquids from hot to cooler areas through convection.

Science fair project idea examines validity of mood ring predictions. Analyze accuracy of results, consider the impact of temperature

Make a backbone model to explore human anatomy and life science.

Science fair project that compares the biodiversity of fungi in different ecosystems by identifying species of fungi.