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

Would your dog prefer homemade or store-bought food? Raw or cooked? Test your dog's preferred diet in this fun experiment.

How would you dry your wet clothes if your dryer didn't work? Find out with this fun experiment!

How well can people recall what they have observed. Test your knowledge in this fun experiment.

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

In this fun science project, learn about what happens to cut fruit and experiment with how to stop apples from turning brown.

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

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.

Students will investigate the thermal conductivity of metals by learning how to measure thermal conductivity with this fun and easy science fair project idea.

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

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.

What are buttress roots? In this fun science project, make a model of a rainforest tree and learn how they help trees survive in the tropical rainforest!

Check out this fun and easy 4th grade science fair project idea that tests how gravity induces positive and negative geotropism (gravitropism) in bean plants.

This fun and easy middle school science fair project idea explores the topic of pollution and demonstrates if polluted soil affect the growth of green plants.

What is the best stain remover for clothes? In this fun and easy science fair project idea, students will identify the best method for laundry stain removal.

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.

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

In this pinto bean germination experiment, you'll learn about how fertilizer aids in growing pinto beans into seedlings.

This science fair project idea measures out the sugar of various foods and find out whether people can correctly determine how much sugar is in common foods.

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

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

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

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 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 science project teaches students to classify different shapes of leaves.

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

This science fair project idea discovers which brand of bubblegum produces the largest bubbles.

This science fair project idea creates cool new colorful fabric pattern designs and experiments with the mixing of colors.