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

Study how we perceive color by exploring optical illusions such as pointillism, digital images, and Ishihara tests.

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.

This engaging project encourages young children to practice and refine the important scientific skills of sorting and classification.

This science project involves comparing the relative effectiveness of salt, pepper and dehydration in food preservation.

This science project teaches students the relationship between compost and plant growth. Students conduct an experiment with different types of compost.

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.

Science fair project that explore how compound motion works by examining how gravity is affected by horizontal force.

Science fair project that identifies the differences between soils from different environments and attempts to figure out why those differences exist.

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

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

Think about the adaptive utility of an important aspect of our physiology.

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

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

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

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

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.

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

Science fair project idea that compares number and relative sizes of leaf stomata. Collect leaves of plant species, identify, observe stomata with microscope.

In this science fair project, students will create a model of a shoreline, observe erosion and examine how jetties prevent erosion.

In this science fair project, young children will become aware of and have the opportunity to experience the four basic tastes: sweet, sour, salty, and bitter.

How do cold packs work? Explore endothermic reactions by comparing the temperature change that results from various chemicals added to water to find out!

The aim of this science fair project is to study the mathematical construct called magic squares and create a unique magic square puzzle.

The project compares three different methods of testing turbidity in water: the secchi disk, spectrophotometer, and turbidity test kit.

Compare air temperature with the infrared temperature from a reflecting surface at different times of the day, in shade and in sunlight.

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

This science fair project introduces children to static electricity and the idea that electricity is more than lights and plugs.

Looking for a fun earth science project on continental drifts? Check out this fun science fair project idea to explore how Pangaea may have broken up.