Showing Results for compare with same denominators 1 : Page 9

Discover that the absorbency of fabrics depend largely on the shape and structure of the individual fibers that make up the fabric.

Kids learn how to prevent erosion by growing grass. They'll test soil with grass against raw soil in this revealing science fair project idea for 4th grade.

In this outdoor science activity you'll find tips on how to create a nature journal by choosing a native plant or animal and tracking that species.

In this science fair project, students will create a model of a shoreline, observe erosion and examine how jetties prevent erosion.

This science fair project teaches students about wilting and browning of salad greens.

This cool and easy elementary school science fair project idea provides the basic information on the use of our senses to experience the world about us.

In this activity, children will work on their mathematics and engineering skills as they attempt to recreate the Eiffel Tower out of building blocks!

An home science experiment for older students that teaches about the science behind heat.

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

Do you have your isopods straight? Learn about sow bug and pill bug behavior by building a terrarium to study them in!

This 4th of July, explore fourth grade science and make some safe fireworks in your own backyard using soda pop!

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

Help your child create a working lung model that fills with air just like the lungs inside of his own chest when he breathes.

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

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

Challenge your learner to design and build a city of their own in this creative engineering activity.

Children combine an acid and an alkaline substance to simulate a volcano eruption in this fun experiment.

This science fair project idea produces sounds by creating vibrations using different objects.

This project determines what category of person is most likely to be ticklish.

Encourage your child to think outside the bathtub by making her very own handmade soaps! Perfect as a present, a decoration, or just to pamper herself.

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?

This science fair project idea determines what household items are good conductors of electricity.

This science fair project idea explores whether it is easier to balance on a narrow ledge or on a rope.

This science fair project idea measures out the sugar of various foods and find out whether people can correctly determine how much sugar is in common foods.

Show your fourth grader how to see her heart in action. Make a simple device out of a drinking straw and clay to help her spot the movement of her pulse!

Have your child kick off their summer vacation by making a miniature water slide!

Discover whether a metal will expand under hot water.

Deck the halls with last season's Christmas lights for a spectacular and electrifying science activity.

This science fair project explores how osmotic pressure forces water through the root up into the plant.