Is horse manure a possible energy source in a crisis? Use calorimetry to find out how much energy horse manure can produce in this science fair project.

This fun experiment provides a concrete and visually striking illustration of photosynthesis.

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

Construct batteries that make electricity from fruits with this fun science fair project.

Teach kids about a fun way they can remember this more efficiently- the power of mnemonics. Kids will be amazed.

In this fun activity, your child will create their very own solar oven to bake s'mores!

In this fun experiment, learn about brand awareness and the influence of media on children by testing logo recognition in different age groups.

This fun science fair project idea helps students learn how acid rains are formed and explore how acid rain damages the environment.

Kids conduct a simple birdseed experiment to figure out what kinds of birds live nearby in this fun science activity.

In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.

Learn about where colors come from and how light absorption works in this fun experiment! All you need is a flashlight, construction paper, and cellophane!

In this fun project, use a memory game to test various age groups and determine whether aging directly affects short-term memory loss.

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?

Is there a relationship between caffeine and heart rate? Students will determine the effect of caffeine on heart rate in this fun science fair project.

Kids get step-by-step instructions for how to make a rubber band car and explore the physics of potential energy with this fun engineering science fair project.

What is the hydrologic cycle and how does it work? Check out this fun and easy science project where you will model and learn about Earth's water cycle!

Create safe lightning for kids! They'll learn how to make lightning at home with this fun science fair project idea illustrating static charges and grounding.

Explore the craters, maria, and highlands on the surface of the Moon! In this fun science project you'll create a 3-D model of the moon using paper mache.

Check out this fun and easy science fair project idea on germination of a seed and learn to identify exterior and interior parts of a bean seed.

You've heard the expression "burn rubber" but do you know how heat affects rubber? Examine the impact of temperature on rubber in this fun science experiment.

Check out this fun science fair project to make a vinegar and baking soda balloon and demonstrate how gas is created as a result of the chemical reaction.

How do the phases of the Moon and gravity cause spring tides and neap tides? Does the Sun play a role in the tides? Figure it out in this fun science project!

This fun science project helps to investigate how much water can a plant take up and release in a certain period of time through the process of transpiration.

This science fair project idea identifies the properties of soap bubbles and invents a new or improved bubble solution.

Wonder why bugs always fly around your lights at night? This experiment determines whether insects are attracted to the heat or the light.

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.

Check out this science project idea to compare organic produce to non-organic produce and how preservatives in food extend the shelf life of goods.

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

The goal of this science fair experiment is to demonstrate the effects of air pressure on objects and analyze applications of air pressure principles.

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