Showing Results for three digit using place value

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

Here is a hands-on activity to help third graders understand the four points of a compass...and how we use them to get around.

Create a three-dimensional X-ray of your child's hand in this simple modeling activity. All you need to get started are black paper and drinking straws

Wool can absorb 1/3 of its weight in water, while still keeping the body warm. She can test this theory by performing a scientific sock comparison!

In this activity, young learners will make a balance using a plastic hanger and weigh a variety of small objects using candy corn.

Grow a garden with an environmentally-friendly twist by using plant scraps that usually get thrown away.

In this exciting and empowering challenge, your child will construct a bridge using marshmallows and toothpicks!

Using scherenschnitte, your science-savvy second grader will be able to create and display each part of a vegetable!

Reinforce your child’s understanding of the alphabet by helping them construct all of the letters using pipe cleaners.

Is your little scientist up for a rocky challenge? Let them make their own geode rocks using eggs and epsom salts!

Help your second grade scientist explore the timely topic of wind speed using a version of the classic Beaufort Scale.

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

Kids will learn how to show the direction of magnetic field lines and create a permanent model using iron filings in this great science fair project idea.

In this activity, your child will be challenged to make a tower using paper cups.

Using a toy race car kids create a visual model of the Doppler Effect.

The possibilities are endless with this fun Halloween-themed STEM activity! With simple supplies, your child will experiment, adapt, and use their creativity while they build structures using different specifications.

For this science fair project, kids will learn how to make a lemon battery. They can conduct this classic experiment using readily available materials.

Your child will do a fun science experiment using soap and pepper flakes to help understand the concepts of water molecules and the surface tension of water.

In this design thinking activity, your child will choose an animal to research, learn about the animal’s habitat, and then replicate the animal's habitat using household items.

The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

Science fair project that examines condensation and the conditions needed in order for dew to form.

When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is there another scientific secret to keeping flowers fresh?

This science fair project idea explores how length affects the weight a bridge can hold.

Science fair project that develops latent fingerprints on a non-porous objects by converting superglue from a solid state to a gaseous state.

In this fun science experiment, kids will determine the best method for ripening avocados and discover the cool chemical reaction that makes this possible.

Make some easy homemade yogurt with your young scientist, and see what a few 'live' bacteria can do in the right conditions!

How can we describe the relationship of magnetic field strength vs. distance? Kids will find out with this free science fair project idea.

Plants and light seem to be good buddies, but how far does the friendship really go?

Slip some science into storm watching with a homemade rain gauge!