In this experiment we will be determining whether birds prefer certain colors of seed.

This science fair project idea explores if the length of the string that an object is suspended on has an effect on how fast or slow it swings.

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

Magnets vary in strength. Have your young scientist figure out which kind of magnet is the strongest when you have him conduct this attractive experiment.

In this project, the fingerprints of family members are compared to determine if people from the same family have similar fingerprints.

Use chemical analysis to identify a variety of mystery powders that look the same but actually have very different properties.

Throughout history, people have used song as a teaching and memory tool. This project explores whether song improves a person's ability to retain information.

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

Do you have your isopods straight? Learn about sow bug and pill bug behavior by building a terrarium to study them in!

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

Which music genres have the fastest tempos? The slowest? This experiment determines if there's a relationship between beats per minute in a song and its genre.

Have you ever noticed the ridges on a dog's nose? In this project, we take several dogs' nose prints and discover just how unique they are!

Have you ever seen fruit decay? Find out if a fruit will rot faster if you open it versus leaving it untouched!

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

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

Have your kid determine if a goldfish can be conditioned to expect food the same way Pavlov's dogs did with this fascinating science fair project.

How would you dry your wet clothes if your dryer didn't work? Find out with 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.

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

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

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

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.

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

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