Showing Results for two digit using place value : Page 18

In this exciting design challenge, your child will use design thinking skills to create a mixture that can inflate a balloon.

In this project children discover, identify, and sort seeds from a variety of fruits and vegetables

This science fair project idea researches the different layers of the atmosphere and creates a visual representation of the atmospheric layers.

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.

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 play-activity causes young children to focus on and become more aware of their sense of hearing and the power of their ears.

Kids will create their own version of Richard Feynman's rubber band heat engine to learn about thermodynamics with this cool science fair project idea.

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

Kids discover what a homogeneous mixture is by adding sugar to distilled water and identify the various factors affecting solubility.

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

In this project, all you need is a protractor to learn how to use the altitude of Polaris to find latitude on Earth. Polaris is also known as the North Star.

Does putting soapy water on plants help or hinder plant growth? Kids learn about greywater and how it affects plant growth in this cool science fair project.

In this hands-on design challenge your child will make their very own Rube Goldberg Machine.

In this plastic wrap science fair project, you'll learn about polymer permeability and find out which plastic wrap keeps food from dehydrating best.

This science fair project idea explores whether a plastic slinky works as well as a metal slinky when walking it down the stairs.

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

What is the hydrologic cycle and how does it work? Check out this fun and easy science project where you will model and learn about Earth's water cycle!

Check out this fun and easy science fair project idea on germination of a seed and learn to identify exterior and interior parts of a bean seed.

This science fair project idea explores how enzyme inhibitors, active sites, non-competitive enzyme inhibitors, and substrates work.

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.

This science fair project idea explores alcoholic fermentation at work by making your own soda.

There are many benefits to bugs and insects. This science project shows how cockroaches, termites, and other critters benefit our planet.

Learn about magnifying glasses, concave lenses and inverted images by sending rays of light through a magnifying glass in this cool science fair project!

Science fair project that uses muriatic acid to develop fingerprints that would otherwise be invisible.

Science fair project in which you will learn more about the natural world by preserving and identifying different animal tracks.

In this air pressure science experiment with a balloon and a jar, children will use heat to create a partial vacuum and suck a balloon into a jar.

Discover whether different amounts of water added into a wine glass will produce a different pitch when their fingers are rubbed along the rim.

Discover whether a metal will expand under hot water.