Showing Results for three digit using place value : Page 13

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

In this science fair project, students use hot and cold water to simulate what happens when a warm front meets a cold one.

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

In this cool experiment, learn about the forces of resistance in a liquid and race marbles in a cylinder to find out which fluids have a high viscosity.

Students will investigate the illumination durations and intensities of different luminous substances of different colors of the spectrum.

This science project teaches students to classify different shapes of leaves.

This science project challenges students to learn about and classify weeds and discover new practical uses for weeds.

This science fair project idea investigates how the height at which a pendulum is released affects the length of time it continues.

Check out this cool middle school science fair project idea to determine if shopping carts are really carriers of harmful bacteria.

A cool physics science fair project idea for 7th grade exploring the application of distance, velocity, and time equations.

This project is a vivid, concrete introduction to the basic but important idea that plants need sunlight and water to grow.

Check out this hot project idea to culture bacteria and determine if the claims about the anti-bacterial properties of curry and cinnamon are true.

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?

In this science fair project, students examine how the flow rate in a stream affects the growth of aquatic plants.

How does light affect plant growth? Do different colors of light work better than others? Find out in this classic science fair project idea.

Explore this fun science fair project idea to investigate different microclimates in and around your home and their effects on the plant and animal life.

The goal of this science fair project was to examine how different angles of decline affect the tipping point of a vehicle.

Kids will learn some cool stuff about chemical reactions by determining what happens when you mix different concentrations of hydrogen peroxide and yeast.

Science fair project that determines whether windmills can be designed so that birds will not feed on them. Will they discriminate between different patterns?

A project to reinforce learning about the layers of the rainforest, rain forest ecosystem, and the greenhouse effect.

The purpose of this science fair project is to study the properties of sugar and examine individual preferences for sugar and other sweeteners.

The purpose of this science fair project is to learn which substance best preserves apples. Learn about enzyme interactions in fruit and scientific processes.

This science fair project idea examines various dead zones and investigates the cause and how it can be fixed.

In this science fair project caffeine will be extracted from Gunpowder Green Tea, illustrating the isolation of a naturally occurring product from a plant.

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

In this cool catalase and hydrogen peroxide experiment, kids put a potato in a jar of hydrogen peroxide to see how catalase acts as an enzyme.

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

This optics-based science fair project idea teaches kids about real and virtual images with a mind-bending candle illusion inspired by Pepper's Ghost.

This science fair project idea attempts to train a worm to complete a simple maze in order to find out if worms can learn and remember.

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