In this project children practice the scientific method while playing with puffy paint.

In this science fair project, students determine whether a bean plant grows faster and taller using a traditional soil planting method or hydroponic method.

In this experiment, you will evaluate whether or not a diet that is supplemented with "brain-enhancing" foods can help improve memory.

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

Learn how the focal length of a lens affects a magnifying glass's magnifying power in this cool science fair project idea for 8th grade.

This science project helps students gain understanding of bioluminescence, the phenomenon that allows fireflies and glow worms to give off light.

Science fair project that examines how temperature affects density and how density in turn affects the behavior of helium gas.

In this plastic wrap science fair project, you'll learn about polymer permeability and find out which plastic wrap keeps food from dehydrating best.

Wonder why bugs always fly around your lights at night? This experiment determines whether insects are attracted to the heat or the light.

Find out whether optical mice are useful on all surfaces or if there are drawbacks to this supposedly superior solution to the traditional roller-ball mouse.

Science fair project that tests the effects of diluted soap on the size of bubbles blown from the solution. Will dilution cause smaller bubbles?

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

This project determines whether hands-on practice, mental practice, or no practice leads to better shooting of free-throws.

Gymnosperms are coniferous trees that reproduces using pine cones to spread seeds. Check out this simple pine cone experiment to learn about the process!

This science fair project idea explores whether the types and brands of faucet filters are relevant to their performance.

How do crystals form? In this science fair project, students will use three different saturated solutions to see how different minerals form crystals over time.

In this experiment you will evaluate whether praise improves athletic performance.

This science fair project examines how tsunamis travel by simulating a tsunami moving around an island. You will generate a pretend tsunami in a swimming pool.

Science fair project that compares the relative carbon dioxide concentrations of various gases, including different types of vehicle emissions.

This experiment will evaluate how texting and talking on cell phones influence reaction time.

Discover which battery composition (type) lasts the longest.

Science fair project that demonstrates the principle of conservation of mass by conducting a chemical reaction inside a sealed Ziploc bag.

Why does purple cheese look nasty? Because color plays a big part in how we perceive the taste of different foods. Are birds just like us in this respect?

Plants help keep a house cool! This article includes step-by-step instructions for completing this fun and interesting science experiment.

What is mulch? Kids will provide soil with a wet blanket of mulch and see if that helps keep drought-stricken soil damp.

In this science experiment, test the pH of soil surrounding a gas station to determine if gas stations have a negative effect on the environment.

This experiment examines whether social orientation (extroversion or introversion) is correlated with memory.

In this science fair project, students evaluate if astrological signs provide clues about people's personalities.

Learn about calorimetry, make a bomb calorimeter, and experiment with combusting different nuts to see which one produces the most energy!

Wiggly worms are known for staying buried in the soil, but how does that affect plants? Are earthworms and plant growth related?