Showing Results for three digit using place value : Page 18

Kids will learn about the interaction of lactose and lactase in milk and discover why we describe enzymes as catalysts in this fun science fair project.

The concept of metamorphosis is fascinating to children of all ages. Help your child's creativity take flight as she makes her very own butterfly life cycle.

This science fair project investigates what type of cookie sheet bakes the best cookies.

Kids will love making clouds and learning how to make a water cycle model in this fun science fair project idea that explores evaporation and precipitation.

The moon doesn't produce its own light, so why can we see it shining in the sky? Learn about reflection and planetshine in this fun and easy science project!

What causes dilated pupils? Young scientists will find out by applying what they already know about changes in pupil size and making models of the pupil.

You and your child can create this beautiful butterfly mobile for hanging anywhere in the home (and learn about this magical creature while you're at it).

This activity challenges students to use computational thinking as they create a sequence of commands that will make a robot navigate around several obstacles.

Measure the effectiveness of detergent containing a UV-absorbing compound in blocking UV-A radiation. Use black light and UV detecting beads.

Give your child an introduction to food preservation by making and canning your own yummy, homemade pasta sauce!

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

How powerful is the reaction between baking soda and vinegar? Find out here!

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

Check out this fun science fair project idea to explore the process of diffusion in a cell and learn the difference between osmosis and diffusion.

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

The goal of this science fair experiment is to demonstrate the effects of air pressure on objects and analyze applications of air pressure principles.

Boiling water in a paper cup is possible because of convection and the thermal properties of water and paper. Learn how with this fun science fair project idea.

Help your child get a grasp on what it was like to build gigantic ancient structures with this easy engineering activity about science and physics.

Want to get your bookworm interested in science? Check out this cool activity that teaches kids how to write science fiction!

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

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!

This science fair project idea studies whether a religious sleeping schedule relates to a higher IQ.

This science fair project uses paper chromatography to investigate whether black, brown, orange, and purple are pure colors or mixtures of other colors.

Create a soda bottle garden that defies gravity! This hanging terrarium is housed in a soda bottle and perfect for crafty kids with a growing green thumb.

Help your kindergarten scientist explore an important part of earth science: how soil retains water.

Make a bear cave for your child to play and explore, learning about bears and winter hibernation.

Teach your child some scientific basics as you explore the densities of various liquids in this fun experiment.

Discover how to make fake snot with this cool science fair project idea to learn about polymers, enzymes, and more.

Science fair project which determines whether it is numerically possible to be connected to every person on the earth within six degrees of separation.

Science fair project that examines how light wavelengths affect photosynthesis in the aquatic plant: Elodea.