This project examines whether people's taste perception is influenced by what they see.

This science fair project idea compares biodiversity between drops of water.

This project explores whether nails, toothpicks, straws, or pen nibs are best for applying ink to paper.

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

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

Did you ever add salt to pasta? Did it help cook the pasta faster? If not, find out in this science fair project idea.

Observe corn seed germination to learn about dicots and monocots and how plants grow from seeds to seedlings to full-grown plants!

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

What's the chemistry behind dyeing Easter eggs? Will adding vinegar to dye help the eggshell absorb the color? This colorful science project has the answers!

This science fair project idea examines whether the colors of the spectrum respond differently in the thermal aspect when radiated by the sun.

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

Does skin thickness really decrease fruit spoilage? Find out in this science fair project idea!

This science fair project idea investigates emulsifiers that allow oil and vinegar to mix.

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.

The goal of this science fair project is to discover the science behind carbonated soft drinks and apply this knowledge to create a new one.

Demonstrate how static electricity can cause an object to move. It also examines just how an object affected by static electricity will move.

Will storing cucumbers and tomatoes in the fridge destroy their unique flavors? Find out in this science fair project idea!

This science fair project idea explores the relationship between oil and water in terms of density as well as hydrophilic/hydrophobic compounds.

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

This project investigates the affect of storage temperature on microwave popcorn.

In this experiment, students find out what happens when a less-dense fluid interacts with a denser one, replicating the effect of cooler solid rock on magma.

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

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

This science fair project idea observes products available in the school cafeteria and waste produced by these products.

What are the effects of fertilizer on plant growth? What's the best fertilizer type (solid, liquid or powder)? Kids find out in this science fair project idea.

How greasy are your potato chips? Students will use a reliable method to quantify greasiness and compare different brands in this great science fair project.

Science fair project that determines whether tapping a pomegranate with a spoon helps it release its seeds.

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 project idea examines liquids of different densities.