Showing Results for three digit using place value : Page 20

Jazz up your patio or backyard with hip and quirky planters made from simple Mason jars.

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

This fun and easy middle school science fair project idea explores the topic of pollution and demonstrates if polluted soil affect the growth of green plants.

Make a spring collage with your child to get them outside and those creative juices flowing!

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

What is persistence of vision? With this hands-on science fair project idea, students will demonstrate this cool and dramatic phenomenon in their own classroom.

Is your child a young ornithologist in the making?

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

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

Develop your child's mathematical and engineering skills with this fun building brick challenge. In this activity, your learner will be challenged to create a boat out of building bricks.

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

Help your first grader explore the world of scientific measurement by "weighing" fruit with a "water scale"!

Here's a fun activity to help build thinking skills in young first grade scientists, and to encourage them to have a blast exploring the mass and volume.

Are you ready to be a detective for science? Then get out your magnifying glass and start studying fingerprints!

Magnets may hold up papers on the fridge, but is it the paper that attracts them? Find out more with this kindergarten science investigation.

What happens when eyes see something that the brain knows cannot be true? In this science activity, the brain has to "fudge" it when interpreting what you see.

Help your second grader observe the phases of the moon, and then let the fun loose: he'll get to chart his observations with marshmallows!

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

Will storing cucumbers and tomatoes in the fridge destroy their unique flavors? Find out in this science fair project idea!

Show your child how and why the microwave works, while demonstrating just how strangely foods can behave while inside the crazy cooker.

This trick uses vertical and horizontal forces to help your child to push apart your hands apart, no matter how hard you try to keep them together!

Give your science savvy kindergarten a lesson in plant science with this fun carnation experiment.

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

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

Do this activity to help your kids see how seeds contain "baby" versions of big plant stems, roots, and leaves.

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.

In this activity, your student will be invited to build a chair out of building blocks that is designed to meet the specific size and shape of a small doll or toy figure.

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

Does dough rise faster with unbleached or bleached flour? Investigate in this science fair project idea.