This project leads to an understanding that a whole may be built of smaller parts that fit and work together and provides an introduction to basic tools.

This project investigates whether chewing gum can help a majority of people with focus and concentration.

This experiment explores the trend of reactivity in the alkaline earth metals as you go down the second column of the periodic table of elements.

Science fair project that determines the relationship between the temperature and the rate of cricket chirping. How many times do crickets chirp each minute?

What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.

This biodiversity project examines the biodiversity in your own backyard.

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

Score a bull's eye with this cool science fair project on horizontal projectile motion. Guide a marble to its target and predict its trajectory using math!

This science fair project idea explores whether there is a connection to the color a person wears and the way their emotional state is perceived by others.

Do males really prefer listening to male than female singers? Find out when exploring this science fair project!

Demonstrate the properties of pressure and surface tension to explain how water can stay inside an upside down glass using cardboard.

This project determines the age of a tree using a growth factor chart instead of cutting the tree down to count the rings in its base.

Have you ever seen fruit decay? Find out if a fruit will rot faster if you open it versus leaving it untouched!

see whether all liquids evaporate at the same rate. In other words, does water evaporate at the same rate as juice?

This science fair project idea studies the acidity of rain water and whether the acidity is the same on all rainy days or does it fluctuate.

Devise list of randomly chosen words, test how many words volunteers can remember. Compare results of adults and children. Which have better memories?

Science fair project that compares tap water and bottled water for the presence of common impurities.

Research optical illusions and human auras. Understand why the probable cause of perception is mach bands.

Thermometers are how we measure temperature, and we've all heard the terms "centigrade" and "Fahrenheit" tossed around, but what do they really mean?

Students will investigate the illumination durations and intensities of different luminous substances of different colors of the spectrum.

What do ants eat? Kids find out by observing a colony of ants in this cool zoology science fair project for 4th grade.

This project will explore whether music influences physical endurance.

What is mulch? Kids will provide soil with a wet blanket of mulch and see if that helps keep drought-stricken soil damp.

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

Discover whether a metal will expand under hot water.

Would it hurt to skip brushing your teeth just this once? Let's find out by seeing which foods produce the most mouth bacteria.

This science fair project idea explores whether cats can be trained in the same way that dogs can.

This science project encourages students to investigate the Mozart Effect, the idea that classical music promotes learning.

Test for a correlation between perceived color and heart rate. Using a stethoscope and stop watch, measure the heart rate (beats per minute) of volunteers.