Showing Results for three digit using place value : Page 31

In this experiment you simulate radioactive decay in order to gain an understanding of the basics of half-life.

Check out this cool science fair project idea to explore the risk of mechanical deterioration of artifacts placed in a storage box due to mold outbreaks.

Science fair project that identifies the nature of ionic and covalent bonds and determines how ionic and covalent compounds differ.

Analytical chemists perform chromatography to separate colors into pigments. Test the food coloring used in M&M's and Skittles candy in this fun project!

Help your child build her very own science laboratory at home for experiments and science projects. This is a quick, easy, and fun educational tool!

Would it hurt to skip brushing your teeth just this once? Let's find out by seeing which foods produce the most mouth bacteria.

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.

Check out this fun science fair project idea to measure bacterial colonies from door handles and explore the effectiveness of different cleaning agents.

Determine if left-handed people have faster response times.

What are the benefits of good posture? Kids will learn about the cognitive effects of good posture through conducting and observing a controlled experiment.

Help your kids fall in love with nature by making a simple clay bird bath. Set it up in your yard and watch the animals venture in for a sip of water.

Determine whether people can actually taste the difference between âhealthyâ cookies and the traditional version.

Science fair project that examines albedo, and how this information is applied in the design of cars, sportswear, and other items. Which colors reflect light?

This simple "how to make a water wheel" activity makes physics come alive for your child by demonstrating how different kinds of energy work.

This science fair project idea explores what it takes to create a biosphere, or a self-sustaining ecosystem.

Dig into the physics of pool to explore some cool applied math and learn about what happens in an elastic collision of equal masses.

Compare the amount of ozone in various locations with this science fair project that will have your kid create her own ozone strips!

If your mom likes flowers, make her a sweet gift that she'll treasure with this fun craft, a pretty Pressed Flowers Card!

Learn the anatomical and physiological differences between central and peripheral visual systems.

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

Help your fifth grader embrace the roots--literally--of Mother's Day by growing carnations to honor mothers in you family's history.

Some fossils have been been preserved for billions of years! Help your kid understand how fossils are created and preserved with this crafty project.

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

Perk up your front porch with this hanging vase craft, perfect for spring and for getting kids outdoors!

Help your child measure breezy weather in her environment by making a wind vane for kids, a simple version of the classic scientific measurement tool.

Learn how to make marbleized paper with simple everyday ingredients in this fun activity! Your child will learn about oil and water while doing this project.

In this middle school activity, your child will learn how to press plants and create her very own herbarium, or plant library! Here's how:

This activity is a fun way for your first grader to learn about how veggies help your body while being creative with art and drama. Here's how to get started.

Alive or not? This yeast experiment you can conduct with your little scientist explores the answer to this timeless question.

For your budding first grade scientist, all you need is some simple, natural materials to create an amazing ant farm. Here's how to get started.