This experiment will explore how mallets of various materials and weight create sonic tones of varying lengths.

This science project investigates the influence of different genres of movies on appetite.

In this science fair project, students will use methylene blue to study the presence of aerobic bacteria in milk.

What are the effects of colored light on plant growth? Explore plant behavior in this cool botany science fair project and learn about phototropism!

Kids will love making clouds and learning how to make a water cycle model in this fun science fair project idea that explores evaporation and precipitation.

Word color association is just a fancy way to talk about the way we connect colors with words.

This science fair project examines which fruits and/or vegetables will ripen prematurely when placed with ripe apples.

Is the birthday paradox really a paradox, or just an intriguing problem that defies intuition? Find out with this birthday paradox science fair project.

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

This project explores the effectiveness of various common household ingredients in cleaning tarnished and oxidized coins.

In this experiment, you experiment with laser jet toner, a magnetic fluid, as it moves, bubbles, and forms unique shapes.

This experiment will explore whether adding different substances to a gel affects its strength.

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

This science fair project idea demonstrates sonar mapping of the ocean floor.

This science fair project idea uses the process of chemical weathering to change a mineral.

Check out this cool science fair project idea to explore the relation between onions and eyes and how to prevent eyes from tearing while cutting an onion.

Looking for a project on machines? Get a fun elementary school science fair project idea to design a compound machine using your knowledge of simple machines.

This science fair project investigates what type of cookie sheet bakes the best cookies.

In this experiment, young ecologists will learn about a type of edge effect: how trees and plants at the edge of a forest can act as a weed filter.

Kids will discover the meat science behind the meat they eat, and find out how to use safe chemistry to make meat more tender.

Assess physical and mental states of subject before and after drinking coffee. Compare initial expectations with their reported conditions.

Determines the extent that high school GPA predicts future income. Survey volunteers, divide GPA into 5 categories, compare income levels with GPA

Certain fruits can change gelatinâs ability to set. In this experiment, kids will discover what happens when gelatin meets pineapple enzyme.

Design and build a scale model representing living tree architecture. Then build a full-size version using one or more lives trees, and test your creation.

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

Kids will love making sugar crystals in this sugar crystal science fair project which teaches important chemistry concepts like saturation and solubility.

Kids build a rainforest food web to explore trophic levels in this cool science fair project for 4th grade.

Discover that the absorbency of fabrics depend largely on the shape and structure of the individual fibers that make up the fabric.

Measure the porosity of rocks by submerging them in water. Measure how much water each rock "drank," by measuring the difference in water volume.

This science fair project idea examines reptile behavior and to determine whether reptiles are more active during warmer temperatures.