In this science fair project, apply the principles of leverage and force by building six simple machines designed to set weights in motion.

In this science fair project you will make a model of a cell membrane using very simple material.

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

Science fair project about work and energy which uses a simple mathematical formula to predict how far a jar will roll down an incline.

The objective of this science fair project is to examine the basic principles of air pressure using simple materials like a balloon, straw and string.

In this simple science project, learn about what causes dew and what affects dew formation with a drinking glass, ice, and a soda bottle.

The purpose of this science fair project is to study the properties of sugar and examine individual preferences for sugar and other sweeteners.

This study evaluates if electronic devices commonly found in most households emit radiation, and if they do, how much?

Kids will learn about the interaction of lactose and lactase in milk and discover why we describe enzymes as catalysts in this fun science fair project.

In this investigation, three different juices are tested to determine which juice contains the greatest amount of vitamin C.

How does rust form? Kids will learn about the roles oxygen, water, and electrons play in rust chemistry in this cool science fair project idea.

This science project challenges students to study deer behavior in their natural habitat- the feeding patterns, social behaviors, male to female ratio, etc.

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

This science fair project idea determines what household items are good conductors of electricity.

In this project, waves of vibrations are experimented with using water in glasses.

This science fair project idea determines what household items are good conductors of electricity.

This science fair project investigates whether tapping the top or the side of the can will stop a vigorously-shaken can of soda from exploding.

In this project students experiment with making music using only glasses of water.

This is a quick, easy science fair project that conveys the idea of density to upper elementary students.

This science fair project idea explores whether a plastic slinky works as well as a metal slinky when walking it down the stairs.

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.

Science fair project that determines whether landscaping fabric impacts the ability of plants to receive water.

Design a survival kit. Brainstorm various survival scenarios. Address basic human requirements and natural resources. Describe each tool as well uses.

This science fair experiment idea's objective is to understand the general concept of an acid and a base.

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

Examine the effect of pressure on carbonation in soda.

This science fair project idea explores how enzyme inhibitors, active sites, non-competitive enzyme inhibitors, and substrates work.

It's not actually that hard to get energy from garbage! Kids learn how to make biogas in the form of methane with this cool and easy science fair project idea.

This science fair idea examines hydrogel superabsorbent polymer crystals. They can absorb 500 times their weight in water. Can they absorb other liquids too?

This science experiment tests if dog saliva can really help heal wounds.