In this science fair project, young children notice and track changes in trees throughout the year.

In this science fair project, students learn how pressure can make the minerals in a rock line up in the same direction and form bands and foliation.

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

This science fair project idea determines if the size of the parachute will change the rate at which an object falls.

Certain fruits can change gelatinâs ability to set. In this experiment, kids will discover what happens when gelatin meets pineapple enzyme.

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

How does water pressure change with depth? Kids learn how pressure works underwater with this cool and easy demo.

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.

Milk is made of water and fat; but how can you separate the two? Find out in this color changing milk experiment.

In this science fair project, we'll explore how blocking the sun's light can stop those can stop photosensitive paper from changing color.

What causes dilated pupils? Young scientists will find out by applying what they already know about changes in pupil size and making models of the pupil.

Learn how to tell time by the sun with this cool science fair project idea that tracks how the accuracy of a sundial changes over time.

Discover whether a metal will expand under hot water.

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

Kids will explore the corrosiveness of soda in this cool science fair project by leaving pennies submerged in soda overnight.

In this activity, your child will be challenged to make a tower using paper cups.

How powerful is the reaction between baking soda and vinegar? Find out here!

What makes your shadow dance around all day? Let's play detective and find out why that sneaky shadow never stays in one place for long.

Children have a naturally inquisitive mind. Foster their curiosity with a walk through an autumn field or park to answer age-old “why” questions. As you walk with your child, you can encourage them to ask questions.

Have you ever noticed the way a dropped stone makes a fun pattern in a pond or lake? What's the science behind these splashy occurrences?

Can you imagine a sky filled with bright, colorful bubbles? Make this whimsical scene come alive with bubble science!

Learn how starch and carbohydrates interact with different solvents in this fun and easy packing peanut science fair project.

This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.

The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.

Can a toy car determine the strength of a magnet? In this cool magnet science fair project, young scientists will learn how to measure the strength of a magnet.

Wiggly worms are known for staying buried in the soil, but how does that affect plants? Are earthworms and plant growth related?

Why does honey crystallize? This science fair project project answers this question and identifies the variable that makes this sweet solute crystallize faster.

This simple project makes young children aware of their sense of smell and its capacity for providing them with information about their world.

Kids will learn how to clean fish tank the natural way. Add catfish to the tank and see if your water gets cleaner.