Did you ever add salt to pasta? Did it help cook the pasta faster? If not, find out in this science fair project idea.

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

What's the chemistry behind dyeing Easter eggs? Will adding vinegar to dye help the eggshell absorb the color? This colorful science project has the answers!

This science fair project idea investigates the difference in reaction times between boys and girls.

In this fun science fair project idea, kids will experiment with various methods in order to discover the fastest way to cool a soda.

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

In this science experiment, observe convection currents forming and learn about how heat energy moves in liquids from hot to cooler areas through convection.

This science fair project idea explores whether people have an innate feel for the passing of time from a few seconds to 20 minutes.

Learn how to make an anemometer with step-by-step instructions in this cool science fair project idea for 4th grade.

Science fair project that compares the freezing temperature of salt water and freshwater in order to learn about supercooling and condensation nuclei.

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

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.

In this fun experiment, we'll find out how color affects heat absorption!

This science fair project idea investigates if fats add to the flavor of food.

In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!

This science fair project teaches kids experimental design and how to test if subjects can really sense if they are being watched.

Science fair project in which you will attempt to throw a ball the greatest horizontal distance possible by using different angles.

Discover how to make fake snot with this cool science fair project idea to learn about polymers, enzymes, and more.

This science project teaches students about organic farming and the benefits and disadvantages of commercial plant food.

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

This science fair project idea explores substances that cause a bubble to last longer.

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

Science fair project that examines condensation and the conditions needed in order for dew to form.

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

Is cleaning with lemon effective? Get ready to give this science project some elbow grease and find out if acidic lemons can be used as a cleaning agent.

Science fair project idea examines validity of mood ring predictions. Analyze accuracy of results, consider the impact of temperature

Science fair project that compares the biodiversity of fungi in different ecosystems by identifying species of fungi.

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 project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

Ant behavior is closely related to light intensity. This free science fair project idea examines how fast ants dig when they are exposed to to light and dark.