How to test for acids and bases? In this activity you and your child can make your own indicator from red cabbage!

This science fair project idea produces varying pitches of sound.

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

Use simple items to create a kindergarten "grow box" that lets a kid see just how salad plants send down their roots and grow underground.

Here's a fun activity that will have your child researching, collecting, and charting plant specimens from the neighborhood.

How do series and parallel circuits work, and which produces the brightest light in a light bulb? Construct both in this project and find out!

Science fair project that helps you better understand density by comparing the relative densities of cans of Coke and Diet Coke.

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

Discover whether the â5-second ruleâ is effective at determining whether food is still safe to eat after being dropped on the ground.

This Mother's Day, mix in some fifth grade science learning to create this fabulous fudge!

Science fair project which examines the relationship between frequency of spider web vibration and spider's response time.

Help your child understand surface tension by showing them how they can create a "skin" on top of water.

Ant behavior is closely related to light intensity. This free science fair project idea examines how fast ants dig when they are exposed to to light and dark.

Show your fifth grade scientist how to create a siphon using two buckets, plastic tubing, and water. Watch her astonishment as the water travels uphill!

In this game, players will learn interesting facts about animal adaption and practice them using a fun matching card game!

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

This science fair project idea examines the reason boats are shaped and engineered.

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.

What are the effects of colored light on plant growth? Explore plant behavior in this cool botany science fair project and learn about phototropism!

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

This science fair project idea explores whether factors such as temperature and concentration affect the pH of a solution.

Find out whether packaged seeds actually do expire in this new science fair project idea.

Learn the basic structure of a DNA strand, which is the double helix, how genes form together, and the resemblance DNA has to a twisted ladder. Create a model.

The project investigates which soft drink is worse for your teeth by observing the affect of soft drink on limestone.

You've heard the expression "burn rubber" but do you know how heat affects rubber? Examine the impact of temperature on rubber in this fun science experiment.

This science fair project has kids conduct a blindfolded taste test to determine how smell influences our ability to taste foods.

Find out whether matte or shiny nail polish lasts longer.

Is there a relationship between caffeine and heart rate? Students will determine the effect of caffeine on heart rate in this fun science fair project.

Here is a cool and easy science project to determine the rate of chlorophyll breaks down and how it affects the color change of grass from green to yellow.

Learn about the effect of artificial light on plant growth versus natural sunlight and delve into some biology and botany concepts in this science project.