Determine how different measurements of the same object might yield different values. Provide as many reasons that you can think of.

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

The objective of this science fair project is to determine whether planaria reproduce asexually by regeneration.

Science fair project that examines the benefits of the plant enzyme: pectin methyl esterase (PME). Where is PME found in the plant? What does it do chemically?

Check out this cool middle school science fair project idea to find the difference between organically grown and commercial brands of foods.

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

Check out this fun science project idea to get a better understanding of unstable isotopes and the process of radioactive decay of isotopes through modeling.

This science fair project idea explores alcoholic fermentation at work by making your own soda.

This science project challenges students to learn about and classify weeds and discover new practical uses for weeds.

This science fair project idea explores if the length of the string that an object is suspended on has an effect on how fast or slow it swings.

Learn more about consumer preferences, product availability and pricing. Search ebay listings typing keywords of your choice. Interpret statistical analysis

This experiment tests which gender is better at catching how a magician performs his tricks.

Can you win a staring contest? Would your performance be influenced by your eyesight? Find out in this science fair project idea!

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

Will your liquid weigh less once you remove the fat from it? Find out in this science fair project idea.

This experiment will evaluate bacterial content on toothbrushes before and after different cleaning methods to determine which method of disinfecting is best.

Is it a square or a circle? See if you can trick your friends with this zany science project!

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

This science fair project idea studies whether a religious sleeping schedule relates to a higher IQ.

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

This project compares the national anthems of several different countries to determine if there is a correlation between tempo and a country's latitude.

This science fair project idea determines effective strategies to help students stay awake and attentive.

Science fair project which determines whether your current calorie intake will cause you to lose or gain weight over time.

The purpose of this science fair project is to investigate whether cooking seeds before planting will speed up germination and growth.

This experiment evaluates how much influence an enticing package has on childrensâ willingness to try a new snack.

Investigate the kinds of memories we tend to store and the emotions we store with them. Determine if memories have a strong emotional component.

In this experiment you simulate radioactive decay in order to gain an understanding of the basics of half-life.

Demonstrate that insects observe colors and choose favorites. Place colored pieces of construction paper on a flat, glassy surface, observe bug preference.

Check out this cool science fair project idea on spectrum spinners and investigate how certain color combination can produce other colors.

Determine if it is easier to memorize colors, words, words in phrases, pictures or numbers. Determine at when retention rate in each category is the best.