The purpose of this science fair project is to build a basic radio.

This science project teaches students to classify different shapes of leaves.

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

Design a survival kit. Brainstorm various survival scenarios. Address basic human requirements and natural resources. Describe each tool as well uses.

Total alkalinity and pH personal care products are controlled to prevent skin irritation. Learn more about basic and acidic substances in this science project.

The objective of this science fair project is to examine the basic principles of air pressure using simple materials like a balloon, straw and string.

Want to see a great example of Newton's first law? Kids will learn about basic physics with this fun, ballistic experiment.

The rock cycle will come alive for your child when he uses broken crayons to create the three basic rock types.

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.

This cool and easy elementary school science fair project idea provides the basic information on the use of our senses to experience the world about us.

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

This season is a great time to explore the many shapes, sizes, and species of evergreen trees. Download our "field guide" activity and learn more!

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

This experiment examines whether storing your orange juice at different temperatures affects its acidity.

How does distance affect the spreading of light? Kids see diffraction and the inverse square law of light in action with this great science fair project idea.

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

Learn how to make an anemometer with step-by-step instructions in this cool science fair project idea for 4th grade.

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

Find out whether a longer airplane will fly farther or a wider paper airplane.

Science fair project that teaches you about chemical indicators and how to make your own in order to identify various mystery solutions.

Deck the halls with last season's Christmas lights for a spectacular and electrifying science activity.

Your child will learn science and make a fun new malleable toy with this balloon sandbag science experiment.

Build a 3d animal cell model with this cool science fair project, which helps kids visualize and understand the function of a cell's parts and organelles.

The objective of this science fair project is to study the photosynthesis process and demonstrate the important role that leaves play in the process.

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

Grow borax crystals and get your child excited about Earth science with this crafty science experiment.

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

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?

Show your child how to concoct a simple duo of household ingredients that changes color as acids and bases are added!

This science fair project idea studies which kind of rock (sedimentary, igneous, or metamorphic) is most damaged by frozen water.