The purpose of this science fair project is to demonstrate how yeast, a fungus, causes bread to rise.

This science fair project teaches about mold. Students will test different foods to see which grow mold the fastest.

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

How does dishwashing liquid work? Kids discover the chemical mechanism behind cleansing power in this easy science fair project idea.

What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

In this cool engineering science fair project, kids learn how to build Hero's engine: an enlightening example of Newton's third law.

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

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.

Collect meteorite dust with a magnet in your very own backyard! The objective of this science fair project is to gather meteorite dust to study outer space.

People have favorite flavors, but what about ants? Which ant food is the most popular?

Find the North Star, and measure your latitude! The purpose of this science fair project is to find latitude and learn about geographic locations.

Kids construct a single fixed pulley system to learn how pulleys can make work easier in this cool physics and engineering science fair project idea.

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

In this project, create and examine garden mulch to find out what critters live in the messy, muddy layers just above the soil.

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

This easy and inexpensive paper towel science project introduces kids to important physical concepts like cohesion, adhesion, and capillarity.

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.

What is a wedge? Kids find out by experimenting with different wedges in this simple science fair project idea.

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

In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

In this awesome science fair project idea, kids will be attempting to pick up different objects using snail slime.

How does the size of a vibrating surface affect the pitch of a drum? Learn about drum size and pitch with this easy science fair project idea.

In this enlightening transpiration experiment, kids will explore how the loss of water from plants through transpiration contributes to the water cycle.

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.

Kids will learn how to show the direction of magnetic field lines and create a permanent model using iron filings in this great science fair project idea.

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

In this project, build an insect model that shows how the head, thorax, and abdomen fit together! Learn insect anatomy by constructing a paper mache critter.

The objective of this science fair project is to explore the relationship between acidic and basic compounds.

Learn how to be a bird scientist in this simple project of watching feathered friends in their habitat.

How does a flashlight work? Kids will make a complete circuit and explore how voltage contributes to brightness with this science fair project idea.