This science fair project idea produces sounds by creating vibrations using different objects.

Science fair project that examines what causes thunder and why a thunderclap sounds so loud. How is lightening related to the creation of sound waves?

This science fair project idea produces varying pitches of sound.

This science fair project idea demonstrates that light travels in straight lines and experiments with reflecting light.

Discover whether different amounts of water added into a wine glass will produce a different pitch when their fingers are rubbed along the rim.

This science fair project demonstrates the magic of arches by challenging students to stack telephone books on top of eggs without breaking them.

This project examines whether playing music during class helps students learn or if it distracts students from learning.

Check out this cool science project idea to learn about rocks and explore the cycles of formation, breakdown, and reformation of rocks in the Earth's crust.

This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

This science fair project focuses on a polymer called hydrogel super absorbent crystal which absorbs water, swelling to many times its original size.

Check out this cool science fair project idea to explore which other common animals besides scorpions glow under a UV Black light.

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

This science fair project teaches about mold. Students will test different foods to see which grow mold the fastest.

Can you plant the insect-attracting borage plant to increase the amount of beneficial insects in your garden? Find out in this experiment!

Is it amplitude? Weight? Length of string? Kids will discover what factors changing the period of a pendulum depends on in this fun and easy physics experiment.

This science fair project idea identifies trees using a dichotomous key.

In this experiment you observe and determine how well your cat uses his whiskers to navigate through a maze.

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

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.

This science fair project idea researches the different layers of the atmosphere and creates a visual representation of the atmospheric layers.

In this science fair project, students will create a model of a shoreline, observe erosion and examine how jetties prevent erosion.

4th graders construct an ocean food web to learn about consumers and trophic levels, food webs, and food chains in this cool ecology science fair project.

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

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

This science fair project idea highlights decomposition rates by comparing how long it takes an item to decompose in a compost pile vs. a landfill.

Collect meteorite dust with a magnet in your very own backyard! The objective of this science fair project is to gather meteorite dust to study outer space.

This science experiment tests whether warm or cold water works best in making cut flowers last longer.