Showing Results for three digit using place value : Page 7

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

Help your child create a tasty treat that will demonstrate exactly how frogs survive a freezing season.

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.

What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.

In this fun activity, your child will create their very own solar oven to bake s'mores!

Get this cool science fair idea to explore how arctic tundra animals change their behavior and adapt to survive in long, cold winters.

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

Kids learn how to manipulate additive and subtractive colors to send secret messages with red colored filters in this cool science fair project idea.

Would your child like to learn about a hidden world? All she needs to do is open her box of markers!

What's a liquid? What's a solid? What better way to experiment than by turning a childhood favorite, ice cream, into a homemade science lesson!

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!

Combine the science of physics with the fun of playing spy. Your young detective can make his own tiny looking glass. It's simple to make!

This science fair project idea explores the different properties & interactions of sugar molecules.

Help your kindergarten or first grade child use his creativity to make a beautiful magnetic patterned structure while discovering the wonders of magnets.

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

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.

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.

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

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.

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.

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.

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