Showing Results for word problems problem : Page 270

Be a chemist for a day and study the simple reaction between sugar and heat. Try heating sugar and see what happens!

Construct and experiment with a periscope using reflected light rays to gather an image.

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

Want to ensure that your child's math knowledge stays sharp? This mean, median, and mode game is the perfect way to reinforce these essential math concepts.

What's the relationship between temperature, air humidity and static electricity? Kids will find out with this free static electricity science fair project.

Does electricity move better through thick wires or thin ones? kids will conduct this classic electricity experiment for this science fair project.

Science fair project which measures whether tsunamis are more destructive when they are caused by an earthquake or by a meteor.

Future engineers, unite! Discover how to keep a sandcastleâs bridge from falling into the moat.

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.

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!

Gather some friends for a bubbly soda taste test do determine calories' role in your favorite drinks.

Find out whether soil amendments can improve soil conditions and help you grow a bigger beanstalk in this ecology experiment!

In this project, create and examine garden mulch to find out what critters live in the messy, muddy layers just above the soil.

Soil is made up of different layers. How far down do you need to dig to find the soil horizon, or the place where bits of leaves and branches become soil?

Can you increase the light and plant growth in your garden using mirrors? In this experiment, measure light reflection and find out!

Kids will learn how to clean fish tank the natural way. Add catfish to the tank and see if your water gets cleaner.

Dinosaurs were huge creatures that left behind huge footprints that lasted for millions of years. In this science fair project, kids learn how dinosaur tracks were left behind!

Kids construct a single fixed pulley system to learn how pulleys can make work easier in this cool physics and engineering science fair project idea.

This is a fantastic and easy science experiment where kids will learn about elasticity by testing how high bouncy balls of different materials can bounce.

Kids get step-by-step instructions for how to make a rubber band car and explore the physics of potential energy with this fun engineering science fair project.

In this science project, learn about water transport in plants and make a beautiful dyed floral arrangement with cohesion, adhesion, and xylem tubes!

In this project, all you need is a protractor to learn how to use the altitude of Polaris to find latitude on Earth. Polaris is also known as the North Star.

Does putting soapy water on plants help or hinder plant growth? Kids learn about greywater and how it affects plant growth in this cool science fair project.

What's the chemistry behind dyeing Easter eggs? Will adding vinegar to dye help the eggshell absorb the color? This colorful science project has the answers!

Help your child use recycled materials, a little imagination and some writing skills to build his very own recycled creature.

Kids often ask, "how tall am I?" This science fair project seeks to determine how well kids can guess their own heights.

In this fun science fair project idea, kids will experiment with various methods in order to discover the fastest way to cool a soda.

Little scientists will make inferences about hearing loss, pitch, and frequency in this great science fair idea that puts the human ear to the test.

In this science fair project, learn how a mineral streak is made and how it can help identify an unknown mineral.