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

Students identify variables that affect the duration of high school romances and analyze data to predict the success or failure of ongoing relationships.

Here's a fun at-home activity that will help your child strengthen math skills using high and low temperature data, and become a master temperature tracker!

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

This experiment will explore how manipulating a graph of historical information might reveal new information about data.

In this science fair project, students investigate the applicability of Benford's Law to many sets of everyday data.

This activity turns your kid into the family weatherman. Plus, it teaches him to collect data and begin to understand graphing.

Science fair project about different digital image file types, compares different encoding algorithms used to compress the data.

This middle school science fair project evaluates test subjectsâ ability to determine what a person is feeling by reading their facial microexpressions.

This science fair project idea provide quantitative data about how well the use of ASL ( American Sign Language) works in communicating with babies.

Science fair project idea that measures fuel efficiency in cars. Calculate cost per mile by comparing fuel cost and consumption data.

Determine the efficiency of multi-tasking by comparing how long it takes students to complete different tasks. Collate data, complete Summary Chart.

Devise an argument for or against the possibility of resurrectin extinct species through DNA manipulation. Analyze data, report findings.

What is the coldest temperature possible? In this cool experiment, you'll calculate absolute zero by extrapolating data on the temperature and volume of gas.

Create groups of volunteers based on frequency of playing video games. Compare driving records. Analyze data, interpret findings.

This science fair project idea identifies trees using a dichotomous key.

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

Can you think of a way of cleaning dirty water using the sun? In this activity, you will be making a "solar still" that is able to do just that!

This project examines the phenomenon of using a mirror to trick a person's brain into experiencing sensations in body parts not actually affected.

This cool air pressure demonstration has kids break a ruler using only a newspaper and atmospheric pressure.

Looking for a project on machines? Get a fun elementary school science fair project idea to design a compound machine using your knowledge of simple machines.

What happens when eyes see something that the brain knows cannot be true? In this science activity, the brain has to "fudge" it when interpreting what you see.

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

Can you increase the light and plant growth in your garden using mirrors? In this experiment, measure light reflection and find out!

The goal of this science fair project is to identify the galactic center of the milky way using globular clusters, as found through Google Earth.

Here is a hands-on activity to help third graders understand the four points of a compass...and how we use them to get around.

This experiment investigates whether smell can be used to enhance test subjects' memories.

This science fair project idea designs safe bicycle routes using GPS.

Bake some cookies with an oven that collects sunlight and traps the shorter wavelengths (heat!).

Learn how to relight a candle by lighting the vaporized wax in the smoke, and test how various kind of wax and candle brands relight differently.