Showing Results for one digit and two step word problems : Page 3

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

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

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.

How do organic materials become soil? This science experiment measures what materials biodegrade.

This science fair project idea investigates if fats add to the flavor of food.

Play with balance and simple engineering as you hurry to create a sturdy rock tower.

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

Get down to the rubber with this science project that tests the effectiveness of different types of erasers.

Science fair project that examines the different types of precipitation, evaluates the density of snow and calculates the ratio of snow-to-liquid.

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

Is it possible to trick the forces of nature that make your bubbles round to create a square bubble?

Learn about the layers of the Earth and make a model! Create a earth layer book, cake, or clay diagram.

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

Test whether plants can grow without sunlight and water.

This science fair project idea investigates which objects float and sink in honey, water, and oil.

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

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

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

Take a closer look at your furry friend (or the furry friend of a neighbor -- with permission) to discover if communication exists between cats and humans.

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?

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

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

Science fair project which determines whether the size or the thickness of a piece of paper has an effect on how many times it can be folded in half.

Do plants get crowded? Have your curious kid investigate how plants respond if they're forced to grow together in a confined space.

Do earthworms like moisture or darkness? Find out as we explore the relationship between earthworms and light.

Do different types of oil mix or stack? Find out in this science fair project idea!

In this sound experiment children listen for differences as they tap on a bag of air, a bag of water, and a wooden block held up to their ears.

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

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.

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