Showing Results for three digit using place value

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.

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

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

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.

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?

This science fair project idea investigates if webbed feet help a duck (and others) swim.

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

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

Start your toy engines -- this is going to be a fast and friction-filled race!

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?

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

This simple heat transfer experiment is a great introduction to the concepts of heat transfer and conduction.

This science experiment tests whether warm or cold water works best in making cut flowers last longer.

How do animals keep warm? In this experiment, find out whether fat insulation resists cold temperatures and learn how this works in the animal kingdom.

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

Kids will build a turtle habitat in order to observe the climate preferences of this cold-blooded reptile.

Find the North Star, and measure your latitude! The purpose of this science fair project is to find latitude and learn about geographic locations.

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.