How do organic materials become soil? This science experiment measures what materials biodegrade.

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

This science fair project teaches you about what makes persimmons so tart and how astringency can be removed by studying the effect of tannins on fruit.

This science fair project idea studies which brand of wintergreen candy produces the most sparks in the dark.

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

This science fair project studies whether DSLR and Point-and-Shoot cameras work the same way under all conditions.

This science fair project idea studies which kind of rock (sedimentary, igneous, or metamorphic) is most damaged by frozen water.

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

This science fair project idea studies whether eating a hearty breakfast before and exam will get them better test scores.

This science fair project idea studies the acidity of rain water and whether the acidity is the same on all rainy days or does it fluctuate.

This science fair project studies which color(s) of flowers butterflies & bees are attracted to and if color plays a role in flower selection for pollination.

This experiment investigates whether left-handed test subjects have better memories than right-handed participants.

Check out this fun and easy 4th grade science fair project idea that tests how gravity induces positive and negative geotropism (gravitropism) in bean plants.

This science project encourages students to investigate the Mozart Effect, the idea that classical music promotes learning.

Plants and light seem to be good buddies, but how far does the friendship really go?

Learn whether writing things down really makes things easier to remember.

The scientific purpose of this experiment is to investigate which material is the best packaging for fragile items during shipping.

This experiment will determine how different kinds of light affects the strength of bakerâs yeast.

This project explores how and how much one family can reduce the amount of garbage they accumulate over a three month period.

Science fair project which determines which colors of light allow plants to produce the most chlorophyll. How are color and light related to each other?

Looking for a project on fossils? Check out this fun science fair project idea to understand the process of coal formation and fossils part in that formation.

Free science fair project idea examining how different types of water affect plant germination and growth.

The goal of this science fair project is to investigate the effect of irradiation on the germination and growth of vegetables, such as the tomato plant.

This project examines the vulnerability of fruit flies, Drosophila melanigaster, to irradiation. Will exposure result in mutations?

Teach kids about a fun way they can remember this more efficiently- the power of mnemonics. Kids will be amazed.

Do you think heat can affect a plant's growth rate?

This science fair project idea determines if the color of light affects the growth of plants.

The purpose of this science fair project is to investigate whether we can simulate how craters are formed and predict their size and shape.

Melt the ice, but save the lawn. The objective of this science fair project is to explore the effects of different substances on melting ice.