The objective of this science fair project is to analyze the effects of salinity and temperature on water.

Science fair project which determines whether the size or the thickness of a piece of paper has an effect on how many times it can be folded in half.

This is a fantastic and easy science experiment where kids will learn about elasticity by testing how high bouncy balls of different materials can bounce.

This science fair project compares the allelopathic affects of juglone, a chemical agent produced by the Black Walnut tree, on two plants.

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

In this experiment, students will discover how heat and pressure turn clay into slate, phyllite, and finally schist.

Kids build a desert food chain, desert food web, and desert food pyramid in this cool science fair project to learn about trophic levels and consumers.

Want to see a great example of Newton's first law? Kids will learn about basic physics with this fun, ballistic experiment.

Find out whether putting something on top of a plant will inhibit its growth.

This science fair project idea explores whether the process used to dry the beans we eat for food renders them unviable.

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.

Dive into the world of cooking oil and smoke points to discover just how fast some oils start smoking.

What do ants eat? Kids find out by observing a colony of ants in this cool zoology science fair project for 4th grade.

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

Science fair project which compares the rate of temperature change and the maximum temperature as a result of the angle of light radiation.

The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

In this science fair project, students will try to discover if test subjects can detect the presence of Monosodium Glutumate (MSG) in food.

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

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.

Challenge your learner to design and build a city of their own in this creative engineering activity.

The goal of this project is to create an exciting topographical map out of dough.

Kids conduct a cool balloon rocket experiment in this fun science fair project idea. Does a greater volume of air mean a greater distance traveled?

Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.

What cause the phases of the moon? Make a model to see how the positions of the Sun, Moon, and Earth cause the crescent, gibbous, quarter, full, and new moon.

Kids explore how a single movable pulley can confer a mechanical advantage over a fixed pulley in this cool engineering science fair project for 2nd grade.

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

Explore if planting seeds in a certain direction will affect how fast it germinates.

This science fair project idea examines whether boys and girls differ in reflexes.

The objective this science fair project is to determine whether a bigger bag will allow a homemade hot air balloon to fly higher than smaller bag.