Showing Results for compare with different denominators 1

This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

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

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.

This project compares the strength of one, two, and three-ply toilet paper.

Determine if gender affects the ability to identify different smells.

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

This science fair project idea investigates the ability of different whitening toothpastes to whiten teeth.

This science fair project idea explores whether white light can be separated into different colors.

In this classic Ivory soap experiment, kids learn what happens to different types of soap in the microwave, and why!

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

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

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

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

Kids will learn some cool stuff about chemical reactions by determining what happens when you mix different concentrations of hydrogen peroxide and yeast.

Kids will make predictions about cricket behavior by conducting this fun and easy experiment which simulates different environments for crickets.

In this project, learn about animal vision and different kinds of eyes: ocelli, compound eyes, and camera eyes. Find out what a jellyfish or grasshopper sees!

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

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

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

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

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

Did you know your body is full of simple machines? This project looks at one of the third-class levers in the human body: your arm!

What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

What is elasticity? Students will investigate how this concept applies to bouncing ball physics by testing the bounces of balls made out of different materials.

Find out whether a longer airplane will fly farther or a wider paper airplane.

This science fair project idea compares biodiversity between drops of water.

This project explores whether nails, toothpicks, straws, or pen nibs are best for applying ink to paper.

Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.