Showing Results for area of a rectangle using square units : Page 28

Science fair project that examines the effects of soap on the surface tension of water. How does soap affect the surface tension of water?

Science fair project which identifies the most effective insulator that you could use to make a winter coat by comparing how well cloth and cotton trap heat.

This plaster fossil activity is a fun supplement to preschool science. Use plaster to make imprints of your child's handprints, footprints and other objects!

Your preschooler can learn how to siphon water with just two bottles and a plastic tube in this fun, educational science activity.

Your child will be delighted to learn about and gaze upon his favorite constellations with this set of stellar homemade placemats!

In this science fair project, students investigate the applicability of Benford's Law to many sets of everyday data.

This adventurous art project will send kids on a scavenger hunt for fall materials they can use in their artwork. This craft also teaches kids about seasons.

Study science with your first grader in this arts and crafts activity that models the reason why fall leaves change color with some paint and crayons.

Bring the magic and mystery of the night sky to the light of day with this fun constellation art project!

This science fair project idea investigates the relationship between memory and age.

Checkerboard play challenges students to use spatial reasoning and computational thinking.

Measure the porosity of rocks by submerging them in water. Measure how much water each rock "drank," by measuring the difference in water volume.

The goal of this science fair project was to evaluate the ElectroMagnetic Field produced by Radio Frequency Identification transmitters.

Kids build a desert food chain, desert food web, and desert food pyramid in this cool science fair project to learn about trophic levels and consumers.

Determine whether magic salt is more effective at melting snow than regular salt. Pour one ounce of salt over the ice cubes, compare the melt downs.

In this fun project, use a memory game to test various age groups and determine whether aging directly affects short-term memory loss.

People have favorite flavors, but what about ants? Which ant food is the most popular?

This project examines germs and their spread in households. The goal is to learn how to stop the spread of germs and other diseases.

Did you know your body is full of simple machines? This project looks at one of the third-class levers in the human body: your arm!

This project concerns activity happening millions of miles away, on the sun.

Ethanol can be used as an alternative fuel! The purpose of this experiment is to identify a starch plant that produces the largest quantity of ethanol.

Is it amplitude? Weight? Length of string? Kids will discover what factors changing the period of a pendulum depends on in this fun and easy physics experiment.

In this cool physics experiment, use double plane mirrors at various angles to learn about light reflection. Then, see if you can solve a puzzling problem!

In this art project, budding entomologists will create a larger than life, moveable puppet version of a praying mantis.

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.

Learn about the fruit fly life cycle in this experiment. Capture fruit flies to examine various stages of insect metamorphosis.

In this activity, your child will be asked to create a boat that can successfully float while holding 25 pennies.

Do dogs understand English? Kids will find out with one of our favorite dog science fair projects that tests how dogs process human language and other cues.

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

The goal of this science fair project is to demonstrate the effects of oxidation by writing a message in invisible ink made from lemon juice.