What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.

In this experiment, students find out what happens when a less-dense fluid interacts with a denser one, replicating the effect of cooler solid rock on magma.

Experiment about connection of senses of taste and smell. Using blindfold and noseplugs, administer blind taste test. Analyze results and organize data.

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

The goal of this science fair project is to discover the science behind carbonated soft drinks and apply this knowledge to create a new one.

Find out whether a longer airplane will fly farther or a wider paper airplane.

Science fair project which tests various sedimentary, igneous and metamorphic rocks to find out whether one rock family is stronger than the others.

Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.

Watch pre-packaged seeds and seeds taken from inside fruits and vegetables grow. Which ones will grow faster? Read more in this science fair project idea.

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

This cool and easy elementary school science fair project idea provides the basic information on the use of our senses to experience the world about us.

This science fair project uses paper chromatography to investigate whether black, brown, orange, and purple are pure colors or mixtures of other colors.

Use chemical analysis to identify a variety of mystery powders that look the same but actually have very different properties.

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

This fun and easy middle school science fair project idea explores the topic of pollution and demonstrates if polluted soil affect the growth of green plants.

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

This science fair project idea investigates how a bottom keel helps keep a boat from rocking back and forth.

Science fair project which compares the rate of temperature change and the maximum temperature as a result of the angle of light radiation.

Examine the effect of pressure on carbonation in soda.

This science fair project idea investigates emulsifiers that allow oil and vinegar to mix.

In this science fair project you will make a model of a cell membrane using very simple material.

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

Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?

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

This science fair project idea explores the egg's thin membrane.

Determine whether butterflies like to drink sugar water, salt water, or plain water.

This science fair project idea investigates if heat from direct sunlight is hotter than heat from reflected sunlight.

The purpose of this science fair project is to study the properties of sugar and examine individual preferences for sugar and other sweeteners.

This science fair project idea investigates how color affects temperature.

Discover how to make fake snot with this cool science fair project idea to learn about polymers, enzymes, and more.