This interactive project invites science fair-goers to participate in examination and recording to demonstrate the importance of firsthand observation.

Learn about the effect of artificial light on plant growth versus natural sunlight and delve into some biology and botany concepts in this science project.

Find out whether freezing or refrigerating destroys more bacteria. This is essential to consuming safe and germ-free food.

In this science fair project, students evaluate if the phases of the moon affect the way people feel.

This science fair project idea creates an underwater habitat and explores the basic needs of living things under water.

This experiment explores whether caffeine improves athletic performance.

Do you love to make Jell-O? Find out in this science fair project idea if it is possible to make Jell-O with just warm water.

Water, along with soil and light, is a necessary component for plant growth. So what's better for promoting plant growth: tap water, or rain water?

Check out this cool science fair idea on why hard fruits become soft and learn how to compare the sugar content between ripe and unripe fruits.

This science fair project idea determines the most effective method of preserving food.

This science fair project idea shows kids how to grow mold and whether mold grows better in dry or moist conditions.

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

The objective of this science fair project is to set up a compost bin to convert food scraps and organic waste.

Science fair project that cultivates slime mold and monitors the stages of its development.

Ethanol can be used as an alternative fuel! The purpose of this experiment is to identify a starch plant that produces the largest quantity of ethanol.

Determine the effect of homework on academic performance. Collect grade info at the end of a semester, determine correlation between grades, amount of homework

After completing this fun science project, your child will have a better understanding of plants, and they may even develop a green thumb in the process!

Research currently available fuel sources, and fuel manufacturing and processing techniques. Propose an alternative fuel source.

Is there a relationship between caffeine and heart rate? Students will determine the effect of caffeine on heart rate in this fun science fair project.

Science fair project that illustrates the properties of black holes in space.

Help your second grade scientist explore the timely topic of wind speed using a version of the classic Beaufort Scale.

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

Explore which teeth-whitening products work best - Whitestrips or Whitetrays.

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

This free science fair project explores the "dirty" relationship between the presence of organic material in soil and water absorbency.

How does light affect plant growth? Do different colors of light work better than others? Find out in this classic science fair project idea.

This science fair project uses paper chromatography to investigate whether black, brown, orange, and purple are pure colors or mixtures of other colors.

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

In this fun project, use a memory game to test various age groups and determine whether aging directly affects short-term memory loss.

Science fair project that determines the effect of concentrated mental effort on physical performance levels.