Showing Results for two digit using place value : Page 29

Explore concepts in current and coltage with these Van de Graaff generator experiments.

Step into the fantastic world of colors with a project that explores what shade you -- and your friends -- like best.

While your cells are much too small to see without a microscope, you can create the look of a cell in your very own home with just an egg and vinegar!

In this science experiment, observe convection currents forming and learn about how heat energy moves in liquids from hot to cooler areas through convection.

This science fair project idea explores whether the color of surroundings affects human mood.

The objective of this project is to examine the ways in which a passive solar house may contribute to conservation of energy.

The objective this science fair project is to determine whether a bigger bag will allow a homemade hot air balloon to fly higher than smaller bag.

What can you do with hair after its cut? This science project teaches you practical uses for human hair.

Science fair project about different digital image file types, compares different encoding algorithms used to compress the data.

Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.

Free science fair project idea examining how different types of water affect plant germination and growth.

Science fair project that compares the relative carbon dioxide concentrations of various gases, including different types of vehicle emissions.

In almost every preschool classroom is a sensory table. Learn how to make one at home!

Explore the effect of wind speed on the burning rate of a candle.

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

The objective of this science fair project idea is to find out whether refrigerating cosmetics will extend their shelf-life and longevity.

This project examines the concentration of dissolved oxygen in water, with and without oil.

What do ants eat? Kids find out by observing a colony of ants in this cool zoology science fair project for 4th grade.

This science fair project ideaexplores whether cooking food destroys potential vitamin levels.

Understanding absorption means understanding why certain fibers and materials can absorb water! Kids will see absorption in action in this simple project.

Determine the efficiency of multi-tasking by comparing how long it takes students to complete different tasks. Collate data, complete Summary Chart.

The objective of this science fair project is the compare the rate and efficiency of disaccharide and polysaccharide fermentation by yeast.

In this fun activity, frozen cubes of paint provide your preschooler with a cool new way to paint a masterpiece.

This basketball project explores the best way to make the perfect shot every time.

Make a backbone model to explore human anatomy and life science.

What cause the phases of the moon? Make a model to see how the positions of the Sun, Moon, and Earth cause the crescent, gibbous, quarter, full, and new moon.

What is condensation? Little mad scientists will learn about condensation, states of matter, and air pressure by conducting this cool science experiment.

Science fair project which evaluates different athletic shoes in order to find out whether any of them affect a person's ability to run.

This project examines whether sugar substitutes are as sweet as real sugar.

Kids will enjoy this cool demonstration of Newton's Third Law and the conservation of linear momentum.