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Showing Results for "compare with different denominators 1"

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

Do Different Types of Oil Mix or “Stack”?

In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

Magnet Experiment: Are Two Magnets Twice as Strong as One?

Science fair project that determines whether cooling eggs helps them be peeled more easily. Compare the time it took to peel each egg.

Get Cracking

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

Eraser Test

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

Rate of Evaporation

Science fair project that examines the different types of precipitation, evaluates the density of snow and calculates the ratio of snow-to-liquid.

Snow to Liquid Ratio

Kids will make a beautiful rainbow in a jar and learn what enables different types of liquids to remain distinct in separate layers.

Rainbow in a Jar

This science fair project teaches about mold. Students will test different foods to see which grow mold the fastest.

Which Food Will Mold the Fastest?

These "Dig It!" worksheets not only teach about life on earth, they teach the scientific method as well.

Fossil Worksheet for Kids: Dig It! #1

What's the science behind those out-of-sight roots? Find out if you can trick roots into growing in different directions.

Gravitropism

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

Form and Function

What is a wedge? Kids find out by experimenting with different wedges in this simple science fair project idea.

What is a Wedge?

The possibilities are endless with this fun Halloween-themed STEM activity! With simple supplies, your child will experiment, adapt, and use their creativity while they build structures using different specifications.

Halloween STEM Building Challenge

The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

Does Ultraviolet (UV) Light Pass through Some Colors More than Others?

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.

How Well Does Sound Travel Through a Gas? A Liquid? A Solid?

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

Ew... Brown Guacamole!

In this activity, your child will be challenged to make a tower using paper cups.

Design Challenge: Creating a Cup Tower

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

Eureka! Volume and the Displacement of Water

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

Cleansing Power: How Does Dishwashing Liquid Work?

Milk is made of water and fat; but how can you separate the two? Find out in this color changing milk experiment.

Color Changing Milk Experiment

This recipe makes bubbles that not only blow up nice and big, but do tricks and experiments!  How do you do it? It's not a secret, it's science!

Bubble Science

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

What a Drag!

This science fair project idea investigates if fats add to the flavor of food.

Low Fat, Low Taste?

This science fair project idea determines if the size of the parachute will change the rate at which an object falls.

Parachutes

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.

Speaking Cat

This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

What Is the Best Way to Wash Your Hands?

Learn about the layers of the Earth and make a model! Create a earth layer book, cake, or clay diagram.

What Are the Layers of the Earth?

In this project children practice the scientific method while playing with puffy paint.

Practicing the Scientific Method with Puffy Paint

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

To Leaf or Not to Leaf 

In this experiment you will replicate the mummification process by making a hot dog mummy.

Hot Dog Mummy

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