This high school science fair project investigates if small changes in your diet alter the pH of your saliva.

What's the science behind those out-of-sight roots? Find out if you can trick roots into growing in different directions.

The purpose of this science fair project is to investigate whether we can simulate how craters are formed and predict their size and shape.

This science fair project idea discovers the mechanism of laminar flow and encourages technological progress based on this concept.

Plants need water to grow. In this project we learn how plants transport water from their roots to their leaves

Study the physical and chemical changes that make hair curl or straighten. Study ingredients, function of chemicals like thioglycolic acid.

This experiment provides a graphic illustration of the chemical reaction that occurs when you activate a hand warmer.

Science fair project that examines the physical features of elephants and butterflies and draws conclusions about their similarities.

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

Analyze competed scientific studies to determine the effectiveness of ancient remedies. Create a chart that illustrates the effectiveness of these treatments.

This experiment evaluates how much influence an enticing package has on childrensâ willingness to try a new snack.

In this "paper and pen" science fair experiment, students will research the difference between standard time and astronomical mean time.

Teach your child to dye eggs with natural ingredients from the grocery store. From pink to gold, these eggs are perfect for hiding, hunting or simply munching.

Will storing cucumbers and tomatoes in the fridge destroy their unique flavors? Find out in this science fair project idea!

This science fair project idea creates an underwater habitat and explores the basic needs of living things under water.

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

Science fair project which examines how stopping a tomato's ripening process using the enzyme ethylene effects the tomato plant and its reproduction cycle.

Compare ability of selected materials to block UV-A radiation. Shine black light though glass at detecting beads underneath. Note color intensity.

Study and categorize the functions and types of genes. Run gene experiments chosen from links. Analyze data, explain ideas in a detailed report.

Did you know a mouse eats almost fifty times as much as a cow? Find out how and test out the strange science with your friends!

This project examines which type of dance burns the most calories.

Learn about the anatomy of the autonomic nervous system and its relationship to the rest of the body.

Use the textures found in nature to create your own stationery! This fun, outdoor activity will no doubt inspire your child's creative side.

Find out if most people can distinguish the difference between tones on different instruments.

Demonstrate the principle of jet propulsion in this science fair project by building a rocket from household materials.

Look for a correlation between temperature and the intensity of cricket chirping. Measure ambient temperature and sound intensity in decibels.

Learn more about consumer preferences, product availability and pricing. Search ebay listings typing keywords of your choice. Interpret statistical analysis

This science fair project will investigate a type of sustainable development project.

In this science fair experiment, high school students fit the growth pattern of bacteria to a mathematical model and predict future colony expansion.

The objective of this science project is to examine the factors that affect the dispersion of oil in water, including water agitation.