Check out this fun science project idea to measure the amount of vitamin C in ripe, half-ripe, unripe and stored oranges.

Does 100% Fruit Juice have more Vitamin C than juice with artificial ingredients? Find out in this science fair project idea!

Learn whether dark green and leafy veggies tend to have a higher Vitamin C content than lighter green varieties.

Identify vitamin C in fruit juices and to determine which of the following juices contain the most vitamin C

This project involves the programming and development of a 3D Rubik's Cube application using C++.

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.

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

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

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?

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

Wild-type and GAPDH mutant Caenorhabditis elegans were used as an example of how glucose or sugar affects the lifespan of humans.

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

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

Learn the basic structure of a DNA strand, which is the double helix, how genes form together, and the resemblance DNA has to a twisted ladder. Create a model.

This experiment will explore if a randomly iterated algorithm will result in a pattern.

Become familiar with ratios and learn how to measure the diameter of the Sun and the Moon in this fun science fair project idea.

This science fair project compares the abilities of men and women to understand subtle communication through body language.

This fun science fair project idea explains what a circadian rhythm is and explores the types of biological activities that follow a 24 hour cycle in mammals.