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

In this project combining nature, art, math, and science, children make rubbings of leaves then observe shapes and structures and sort the leaf images.

In this science fair project, young children observe, record, and create collections of shapes in their world and increase their powers of observation.

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

This is a fun and inexpensive project and it's a great way for your child to build basic geometry skills, like shape recognition and pattern/angle familiarity.

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

This project is a vivid, concrete introduction to the basic but important idea that plants need sunlight and water to grow.

In this science fair project, young children will become aware of and have the opportunity to experience the four basic tastes: sweet, sour, salty, and bitter.

This project leads to an understanding that a whole may be built of smaller parts that fit and work together and provides an introduction to basic tools.

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.

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

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.

Is it a square or a circle? See if you can trick your friends with this zany science project!

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.

In this experiment, students will create their own version of coquina, a sedimentary rock thatâs formed by seashells and sand, cemented by seawater minerals.

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

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.

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

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

Is it possible to trick the forces of nature that make your bubbles round to create a square bubble?

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?

In this science project, young children observe, record, and create collections of colors in their world and increase their powers of observation.

Show your preschooler how to make a print of a butterfly using her hand as a tool--a great way to stimulate her sense of touch.

Use chemical analysis to identify a variety of mystery powders that look the same but actually have very different properties.

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