Showing Results for grade practice : Page 21

Demonstrate how you can make your own compass using a magnetized needle. It also allows you to compare magnetic north and geographic north.

Discover which fabrics shrink the most in the wash and why.

In this science experiment, do tensile strength test on fishing line, a strand of hair, a rubber band, and any other materials you're curious about!

Explore if planting seeds in a certain direction will affect how fast it germinates.

What are the benefits of good posture? Kids will learn about the cognitive effects of good posture through conducting and observing a controlled experiment.

This science fair project idea determines which method of hand cleansing is the most effective.

This science fair project idea identifies trees using a dichotomous key.

In this science fair project, students focus sunlight with a magnifying glass and trap shorter waves to melt ice.

This science fair project idea explores alcoholic fermentation at work by making your own soda.

Who knew that you could make beads out of rose petals? Not only can it be done, but the beads smell wonderful!

This science fair project idea explores how length affects the weight a bridge can hold.

Get your sense of humor ready for this fun science experiment that demonstrates the fundamental physics of air pressure.

There are many benefits to bugs and insects. This science project shows how cockroaches, termites, and other critters benefit our planet.

Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.

Many ancient cultures used the rising or setting sun to create calendars. Observe the setting sun once a week to come up with your own solar calendar!

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

Help your child understand surface tension by showing them how they can create a "skin" on top of water.

Watch pre-packaged seeds and seeds taken from inside fruits and vegetables grow. Which ones will grow faster? Read more in this science fair project idea.

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

Science fair project which examines the relationship between frequency of spider web vibration and spider's response time.

Do you love to make Jell-O? Find out in this science fair project idea if it is possible to make Jell-O with just warm water.

Determine whether butterflies like to drink sugar water, salt water, or plain water.

Some fossils have been been preserved for billions of years! Help your kid understand how fossils are created and preserved with this crafty project.

In this activity, your child will learn about a style of gardening that uses moss, also called "kokedama."

Help your child plant a "tea garden": a garden made of herbs for making teas.

Your child helps the environment while saving your family money in this fun and rewarding "Gas Guzzlers" competition.

Take to the air with science by experimenting with helicopter seeds right in your own backyard!

In this science fair project, students create their own miniature salt flats at home.

This easy aerodynamics activity is a simple way to introduce kids to the scientific method.

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