This science fair project idea examines reptile behavior and to determine whether reptiles are more active during warmer temperatures.

This science fair project demonstrates the magic of arches by challenging students to stack telephone books on top of eggs without breaking them.

Find a mathematical relationship between the intensity of a sound wave and distance from the sound source. Use a pedometer and a sound level meter.

The goal of this science fair project is to assess the acidity levels of common food and household products using pH test strips.

This science fair project ideaexplores whether cooking food destroys potential vitamin levels.

Science fair project that determines which foods and drinks contain the highest amount of glucose.

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

Kids build a rainforest food web to explore trophic levels in this cool science fair project for 4th grade.

Science fair project that determines the effect of concentrated mental effort on physical performance levels.

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.

Kids build a desert food chain, desert food web, and desert food pyramid in this cool science fair project to learn about trophic levels and consumers.

Explore the concept of receptive fields and why different parts of our body have different levels of sensitivity.

When you see those sunscreen "protection levels," what does that really mean? Try this experiment to find out.

Salmonella and E.coli are common food contaminates. This experiment measures the time it takes for E.coli and Salmonella to reach hazardous levels in fish.

Determines the extent that high school GPA predicts future income. Survey volunteers, divide GPA into 5 categories, compare income levels with GPA

Sure, you already know that water is made up of hydrogen and oxygen, but did you know that oxygen levels differ in different types of water?

This fun science fair project idea helps students learn how acid rains are formed and explore how acid rain damages the environment.

Test out the pH levels of soil in your backyard versus soil in more wild environments to solve this science case.

This cool electricity project teaches kids how connecting batteries in series vs. parallel circuits can contribute to different levels of voltage and amperage.

The objective of this science fair project is to determine whether drawing with the right side or the left side of your brain will produce a better picture.

In this Bernoulli's Principle experiment, you'll learn how an increase in the speed of a fluid, like air, decreases pressure.

In this experiment two environments will be compared: a room with interior design that uses correct Feng Shui versus one with incorrect Feng Shui.

This project will explore whether test subjects, deprived of points of reference, will, in attempting to walk a straight course, walk in circles.

Check out this fun science fair project idea to explore how building on different types of soil affects the relative stability of buildings in an earthquake.

Find out whether putting something on top of a plant will inhibit its growth.

In this experiment you observe and determine how well your cat uses his whiskers to navigate through a maze.

In this classic Ivory soap experiment, kids learn what happens to different types of soap in the microwave, and why!

Help your child get a grasp on what it was like to build gigantic ancient structures with this easy engineering activity about science and physics.

Check out this cool science fair idea on why hard fruits become soft and learn how to compare the sugar content between ripe and unripe fruits.

This science fair project idea explores whether certain physical and mental traits run in the family.