Showing Results for addition like denominators

This science fair project idea investigates emulsifiers that allow oil and vinegar to mix.

Do earthworms like moisture or darkness? Find out as we explore the relationship between earthworms and light.

Step into the fantastic world of colors with a project that explores what shade you -- and your friends -- like best.

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

In this science fair project, students learn how pressure can make the minerals in a rock line up in the same direction and form bands and foliation.

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.

In this design thinking activity, your child will choose an animal to research, learn about the animal’s habitat, and then replicate the animal's habitat using household items.

This experiment challenges students to forecast the weather based on the surrounding areas' weather.

Do plants get crowded? Have your curious kid investigate how plants respond if they're forced to grow together in a confined space.

In this project, build an insect model that shows how the head, thorax, and abdomen fit together! Learn insect anatomy by constructing a paper mache critter.

Do different types of oil mix or stack? Find out in this science fair project idea!

How does dishwashing liquid work? Kids discover the chemical mechanism behind cleansing power in this easy science fair project idea.

Get down to the rubber with this science project that tests the effectiveness of different types of erasers.

Children have a naturally inquisitive mind. Foster their curiosity with a walk through an autumn field or park to answer age-old “why” questions. As you walk with your child, you can encourage them to ask questions.

Do you think you can blow down a sand castle with a mighty wind? Find out which material stands up best to erosion in this erosion experiment.

It's rhyme time! With this science fair project idea, your child will find out which words can be considered easy rhyming words, and why.

Can a horse lead itself to the carrot? Train your horse with carrots and boxes and test horse memory in this fun zoology science fair project.

Take a closer look at your furry friend (or the furry friend of a neighbor -- with permission) to discover if communication exists between cats and humans.

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

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

How does water pressure change with depth? Kids learn how pressure works underwater with this cool and easy demo.

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

In this experiment, your child will create two compost bins and see if he can determine what attracts fruit flies.

How do animals keep warm? In this experiment, find out whether fat insulation resists cold temperatures and learn how this works in the animal kingdom.

This science project lets students explore the number of spots on a ladybird and how to treat ladybugs with respect.

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

Science fair project that demonstrates the effect of detergent pollution on fresh water birds' ability to stay afloat.

This simple heat transfer experiment is a great introduction to the concepts of heat transfer and conduction.

Use pepper and soap to discover some fun facts about the properties of water.

By incorporating natural materials and the powers of observation, your child will become a backyard naturalist while building early writing and drawing skills!