Showing Results for three digit and two step word problems : Page 36

This science fair project idea investigates which objects float and sink in honey, water, and oil.

Before you get ready for a delicious scramble or omelet, add a bit of science to your morning routine!

Identify vitamin C in fruit juices and to determine which of the following juices contain the most vitamin C

This project determines the age of a tree using a growth factor chart instead of cutting the tree down to count the rings in its base.

Determine which environment keeps an ice cube frozen for the longest duration. Inspect and record your observations when cubes melt.

How does the size of a vibrating surface affect the pitch of a drum? Learn about drum size and pitch with this easy science fair project idea.

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

This science fair project idea discovers the principle of conservation of mass.

This experiment works due to a simple principle: plants need light. Build a shoebox maze and watch the plant work though the obstacle course, searching for sun.

With this hands-on activity, you'll show how fall colors are hidden in the leaf all year long!

The garden is the perfect place to practice math and science with preschoolers. Get digging (and counting, sorting, observing at the same time!)

Test whether spot magnets can help improve the symptoms of an injury.

In this science experiment, test the pH of soil surrounding a gas station to determine if gas stations have a negative effect on the environment.

Science fair project that examines how cell membranes allow the inward and outward flow of materials as demonstrated by eggs.

This experiment strives to determine if tracking of conservation habits will lead to reductions in a family's electricity and water bills.

For this activity your child will use the ready made glycerin base to create elegant rose petal hand soaps.

This experiment uses a voice recorder to monitor the progression of a message in the telephone game as it deviates from the original.

This science fair project idea examines whether the colors of the spectrum respond differently in the thermal aspect when radiated by the sun.

This crafty activity provides a hands-on way for your child to illustrate how the trees look during each season of the year.

Kids learn about potential energy, and mechanical energy, and how to make power from water with one of our favorite renewable energy projects for kids.

This science fair project idea explores whether the types and brands of faucet filters are relevant to their performance.

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

Use simple materials to build a "worm hotel" with your kindergarten soil scientist...and see what worms really do all day.

This project explores ways to prevent static electrical shocks.

Kids learn about Brownian motion, diffusion, and how temperature is a key factor affecting the rate of diffusion in this cool science project.

In this science fair project, students will use methylene blue to study the presence of aerobic bacteria in milk.

Kids will make predictions about cricket behavior by conducting this fun and easy experiment which simulates different environments for crickets.

Science fair project that creates fog using bottles of hot and cold water.

This fun middle school science fair project idea explores the process of respiration and determines whether boys and girls have the same lung capacity.

Got a birdwatcher on your hands? Bring the birds to your backyard by making a zany bird feeder using an orange and some string.