Showing Results for compare with same denominators 2 : Page 27

Check out this cool science fair project idea to explore non-chemical means of preserving fruits by using thermotherapy.

The objective of this science fair project is to set up a compost bin to convert food scraps and organic waste.

Wiggly worms are known for staying buried in the soil, but how does that affect plants? Are earthworms and plant growth related?

Kids will learn how to show the direction of magnetic field lines and create a permanent model using iron filings in this great science fair project idea.

Has your kid noticed how much bigger the moon looks when it's low in the sky? Here's an activity you can do to show them that it's just an optical illusion.

Slime: It's oozy, it's goopy, and it's just plain fun! Learn how to make slime with this fun science fair project.

In this sound experiment children listen for differences as they tap on a bag of air, a bag of water, and a wooden block held up to their ears.

What's the difference between centripetal and centrifugal force? Students find out by seeing both in action as they conduct this experiment.

The objective this science fair project is to determine whether a bigger bag will allow a homemade hot air balloon to fly higher than smaller bag.

The objective of this science fair project is to determine whether drawing with the right side or the left side of your brain will produce a better picture.

Check out this cool science fair project on identifying rocks and minerals for kids.

This science fair project idea determines whether land or water warms more quickly and investigates how solar radiation increases the temperature of surfaces.

The objective of this science project is to examine the factors that affect the dispersion of oil in water, including water agitation.

Science fair project about work and energy which uses a simple mathematical formula to predict how far a jar will roll down an incline.

Check out this fun science fair project idea to measure bacterial colonies from door handles and explore the effectiveness of different cleaning agents.

Show your child that the simplest ingredients (salt and water) can be used to illustrate the concept of density!

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

In this hands-on design challenge your child will make their very own Rube Goldberg Machine.

Demonstrate and describe acid-base reactions of baking soda and baking powder by making pancakes.

This science fair project examines how carnivorous plants digest insects, and whether the plant can use nitrogen in the soil to compensate for lack of insects.

Help your first grade scientist learn about metamorphosis by observing the life cycle of some interesting creepy crawlies.

This science fair project idea explores substances that cause a bubble to last longer.

This activity will help your child review science concepts, learn new ones, and become familiar with examples of various concepts in science. Plus, it's fun!

This science fair project idea studies whether eating a hearty breakfast before and exam will get them better test scores.

Determine how salinity affects the circulation of warm and cold water. Note whether the warm water mixes or forms a layer with cold water.

Science fair project that identifies the differences between soils from different environments and attempts to figure out why those differences exist.

This science fair project examines how seeds hitchhike on animals and clothing.

This science fair project explores how salt and sugar affect the melting rate of ice in water.

This kinesthetic learning activity will help your fourth grader get a firm grasp on the immensity of the solar system.

This science fair project idea tests the efficiency of short term memory.