This science fair project idea investigates how images are influenced by changes in light.

Plant sunflower seeds , measure height, calculate average height, compare size and weight of heads. Interpret findings in detailed report.

This experiment will explore the best way to create a perfect soft-boiled egg.

Determine if picking up fallen food in 5 seconds or less prevents the transfer of bacteria from the ground.

The objective of this science project is to investigate why NASA has been using aerogel for the Stardust Project for collecting gas and dust from comets.

Learn about this simple machine and make a pulley of your own to use for fun science trials.

The objective of this science fair project idea is to examine light refraction as it passes through liquid crystals.

Research information on vitamin content in foods, Examine the effect of vitamins, test organic samples of fruits, meats, grains for vitamin content.

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

Determine whether carpet placed on a lawn will kill grass and weeds. Choose an area of lawn that you would like to remove, record grass that is dead or dying.

Explore the concept of receptive fields and why different parts of our body have different levels of sensitivity.

This project uses science and art to help students learn and teach others about Earth's endangered and extinct species.

Science fair project that examines various techniques for removing wrinkles from polyester garments to understand why polyester garments become wrinkled.

In this science fair project, students make their own rain gauge to measure rainfall.

Administer IQ tests to volunteers. have one group practice typical IQ test problems. Then compare results of the two groups.

This science fair project idea examines how well individuals can remember a story they were told and how accurately they pass that story along.

Create an organic plastic product using vinegar and cream. Track decomposition over course of several weeks. Compare decomposition with traditional plastics.

The purpose of this science fair project is to build a basic radio.

The projects describes the correlation between Gravel Run and Centreville Landing in terms of pH, dissolved oxygen, turbidity, and temperature.

Research responsibilities of physicists, and common thinking patterns. Devise a questionnaire that measures career aptitude in physics.

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

Observe trends in the properties of writing materials over past 5000 years and extrapolate to future time. Prepare a table that compares writing material.

This science fair project idea discovers the effect of (high) heat on animal cells.

Science fair project that determines whether brain size is correlated with intelligence.

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

This project investigates several commercially decaffeinated tea types (black, green, oolong, white) for the presence of detectable traces of caffeine.

Check out this cool science project idea to explore the differences in feeding behaviors of birds and if other species of birds also have color preferences.

Science fair project in which you will stage an election campaign to determine whether people are more swayed by a positive ad or negative ad.

This science fair project idea compares biodiversity between drops of water.

Create a double-slit interference out of cardboard. Produce an interference pattern that demonstrates the wave and particle characteristics of light.