SKIP TO CONTENT
Worksheet Generator
Subjects
Grades
Worksheets
Games
Build a Worksheet
More Resources
Roly Recommends
Subjects
Grades
Worksheets
Games
Build a Worksheet
More Resources
Roly Recommends
All Subjects
Science
Engineering and Science Inquiry
Subtopics:
Engineering Design
Science Projects
✕
The Scientific Method
Lab Safety and Equipment
Observations and Data Collection
Show Less
Filters
Search for: compare, with, same, denominators, 2
✕
Science
✕
Subjects
Math
English Language Arts
Science
Social Studies
Foreign Language
Grade Level
Pre-K
K
1st
2nd
3rd
4th
5th
6th
7th
8th
Early Childhood
Elementary School
Middle School
Resource Type
Activities
Occasion
Earth Day
Holidays
See More
Clear All
View 1,299 results
Showing Results for compare with same denominators 2 : Page 43
1,299 results
Search for: compare, with, same, denominators, 2
✕
Science
✕
Sort by:
Relevance
Most recent
Most popular
Alphabetical A-Z
Alphabetical Z-A
All filters
1,299 results
Sort by:
Relevance
Most recent
Most popular
Alphabetical A-Z
Alphabetical Z-A
Craters! Can We Simulate How Craters Are Formed and Predict Their Size and Shape?
Activity
Craters! Can We Simulate How Craters Are Formed and Predict Their Size and Shape?
Engineering and Science Inquiry
The purpose of this science fair project is to investigate whether we can simulate how craters are formed and predict their size and shape.
Activity
Craters! Can We Simulate How Craters Are Formed and Predict Their Size and Shape?
Activity
Craters! Can We Simulate How Craters Are Formed and Predict Their Size and Shape?
The purpose of this science fair project is to investigate whether we can simulate how craters are formed and predict their size and shape.
Engineering and Science Inquiry
Activity
Heat Traveling Through Solids
Activity
Heat Traveling Through Solids
Measurement
Science fair project that determines the correlation between the ability of selected materials to conduct heat and a material's density.
Activity
Heat Traveling Through Solids
Activity
Heat Traveling Through Solids
Science fair project that determines the correlation between the ability of selected materials to conduct heat and a material's density.
Measurement
Activity
Why Do Leaves Change Color in the Fall?
Activity
Why Do Leaves Change Color in the Fall?
Engineering and Science Inquiry
This science experiment explores why leaves change color in the fall and the role of photosynthesis in leaf coloration.
Activity
Why Do Leaves Change Color in the Fall?
Activity
Why Do Leaves Change Color in the Fall?
This science experiment explores why leaves change color in the fall and the role of photosynthesis in leaf coloration.
Engineering and Science Inquiry
Activity
Too Cold To Snow?
Activity
Too Cold To Snow?
Third Grade
Engineering and Science Inquiry
Science fair project that examines how winter storms form and the relationship between temperature, moisture and snow.
Activity
Too Cold To Snow?
Activity
Too Cold To Snow?
Science fair project that examines how winter storms form and the relationship between temperature, moisture and snow.
Third Grade
Engineering and Science Inquiry
Activity
UV Radiation Protection
Activity
UV Radiation Protection
Engineering and Science Inquiry
Science fair project that evaluates how well clothing fabrics block UV radiation by examining the properties of different fabrics.
Activity
UV Radiation Protection
Activity
UV Radiation Protection
Science fair project that evaluates how well clothing fabrics block UV radiation by examining the properties of different fabrics.
Engineering and Science Inquiry
Activity
Conversion of Gravitational Potential Energy into Mechanical Energy
Activity
Conversion of Gravitational Potential Energy into Mechanical Energy
Engineering and Science Inquiry
Learn how to convert gravitational potential energy into mechanical energy in this fun science fair project idea.
Activity
Conversion of Gravitational Potential Energy into Mechanical Energy
Activity
Conversion of Gravitational Potential Energy into Mechanical Energy
Learn how to convert gravitational potential energy into mechanical energy in this fun science fair project idea.
Engineering and Science Inquiry
Activity
Conductor or Insulator
Activity
Conductor or Insulator
Third Grade
Engineering and Science Inquiry
This science fair project idea determines what household items are good conductors of electricity.
Activity
Conductor or Insulator
Activity
Conductor or Insulator
This science fair project idea determines what household items are good conductors of electricity.
Third Grade
Engineering and Science Inquiry
Activity
High School Memories
Activity
High School Memories
Engineering and Science Inquiry
Science fair project idea examines what is remembered from high school education. Formulate and administer high school curriculum tests to adults over 21.
Activity
High School Memories
Activity
High School Memories
Science fair project idea examines what is remembered from high school education. Formulate and administer high school curriculum tests to adults over 21.
Engineering and Science Inquiry
Activity
Center of Balance
Activity
Center of Balance
Fourth Grade
Engineering and Science Inquiry
This science fair project idea explores whether it is easier to balance on a narrow ledge or on a rope.
Activity
Center of Balance
Activity
Center of Balance
This science fair project idea explores whether it is easier to balance on a narrow ledge or on a rope.
Fourth Grade
Engineering and Science Inquiry
Activity
Microwave Candy: Do Some Colors of M&Ms Melt Faster than Others?
Activity
Microwave Candy: Do Some Colors of M&Ms Melt Faster than Others?
First Grade
Engineering and Science Inquiry
The goal of this fun science fair project idea is to microwave candy and investigate: do some colors of M&Ms melt faster than others?
Activity
Microwave Candy: Do Some Colors of M&Ms Melt Faster than Others?
Activity
Microwave Candy: Do Some Colors of M&Ms Melt Faster than Others?
The goal of this fun science fair project idea is to microwave candy and investigate: do some colors of M&Ms melt faster than others?
First Grade
Engineering and Science Inquiry
Activity
How to Tell Time by the Sun
Activity
How to Tell Time by the Sun
Third Grade
Engineering and Science Inquiry
Learn how to tell time by the sun with this cool science fair project idea that tracks how the accuracy of a sundial changes over time.
Activity
How to Tell Time by the Sun
Activity
How to Tell Time by the Sun
Learn how to tell time by the sun with this cool science fair project idea that tracks how the accuracy of a sundial changes over time.
Third Grade
Engineering and Science Inquiry
Activity
Reverse the Field
Activity
Reverse the Field
Vocabulary
The objective of this science fair project is to determine the rate at which participants can respond to different patterns.
Activity
Reverse the Field
Activity
Reverse the Field
The objective of this science fair project is to determine the rate at which participants can respond to different patterns.
Vocabulary
Activity
How Fiber Optics Work: Total Internal Reflection
Activity
How Fiber Optics Work: Total Internal Reflection
Engineering and Science Inquiry
Kids learn how fiber optics work with a dramatic total internal reflection experiment using a fish tank, water, and a laser pointer.
Activity
How Fiber Optics Work: Total Internal Reflection
Activity
How Fiber Optics Work: Total Internal Reflection
Kids learn how fiber optics work with a dramatic total internal reflection experiment using a fish tank, water, and a laser pointer.
Engineering and Science Inquiry
Activity
Keep the Boat Afloat
Activity
Keep the Boat Afloat
Third Grade
Engineering and Science Inquiry
This science fair project idea examines the reason boats are shaped and engineered.
Activity
Keep the Boat Afloat
Activity
Keep the Boat Afloat
This science fair project idea examines the reason boats are shaped and engineered.
Third Grade
Engineering and Science Inquiry
Activity
An Eggcellent Solution
Activity
An Eggcellent Solution
Engineering and Science Inquiry
This middle school project examines the strength of horizontal versus vertical pointing eggshells.
Activity
An Eggcellent Solution
Activity
An Eggcellent Solution
This middle school project examines the strength of horizontal versus vertical pointing eggshells.
Engineering and Science Inquiry
Activity
Homemade Cleaners: Getting Squeaky Clean
Activity
Homemade Cleaners: Getting Squeaky Clean
Third Grade
Engineering and Science Inquiry
Cleaning can be a chore, but not with this sudsy experiment!
Activity
Homemade Cleaners: Getting Squeaky Clean
Activity
Homemade Cleaners: Getting Squeaky Clean
Cleaning can be a chore, but not with this sudsy experiment!
Third Grade
Engineering and Science Inquiry
Activity
Why Do Apples Turn Brown?
Activity
Why Do Apples Turn Brown?
Fourth Grade
Engineering and Science Inquiry
In this fun science project, learn about what happens to cut fruit and experiment with how to stop apples from turning brown.
Activity
Why Do Apples Turn Brown?
Activity
Why Do Apples Turn Brown?
In this fun science project, learn about what happens to cut fruit and experiment with how to stop apples from turning brown.
Fourth Grade
Engineering and Science Inquiry
Activity
Build Your Own Photobioreactor
Activity
Build Your Own Photobioreactor
Measurement
Science fair project in which you will build your own algae photobioreactor which will meet the physiological requirements of algae for maximum growth.
Activity
Build Your Own Photobioreactor
Activity
Build Your Own Photobioreactor
Science fair project in which you will build your own algae photobioreactor which will meet the physiological requirements of algae for maximum growth.
Measurement
Activity
Leaf Chromatography
Activity
Leaf Chromatography
Engineering and Science Inquiry
Check out this fun leaf chromatography science fair project idea for middle school students and discover the hidden pigments in leaves.
Activity
Leaf Chromatography
Activity
Leaf Chromatography
Check out this fun leaf chromatography science fair project idea for middle school students and discover the hidden pigments in leaves.
Engineering and Science Inquiry
Activity
Wind Tunnel Experiment
Activity
Wind Tunnel Experiment
Engineering and Science Inquiry
In this wind tunnel experiment, you'll make a wind tunnel to test lift and airflow on a model plane and explore aerodynamics and the Bernoulli Principle.
Activity
Wind Tunnel Experiment
Activity
Wind Tunnel Experiment
In this wind tunnel experiment, you'll make a wind tunnel to test lift and airflow on a model plane and explore aerodynamics and the Bernoulli Principle.
Engineering and Science Inquiry
Activity
How to Make Lightning
Activity
How to Make Lightning
Fifth Grade
Engineering and Science Inquiry
Create safe lightning for kids! They'll learn how to make lightning at home with this fun science fair project idea illustrating static charges and grounding.
Activity
How to Make Lightning
Activity
How to Make Lightning
Create safe lightning for kids! They'll learn how to make lightning at home with this fun science fair project idea illustrating static charges and grounding.
Fifth Grade
Engineering and Science Inquiry
Activity
Grow Slime Mold
Activity
Grow Slime Mold
Engineering and Science Inquiry
Slime mold is no longer classified as fungi! So what is it? In this cool science fair project, learn how to grow slime mold and explore its behavior.
Activity
Grow Slime Mold
Activity
Grow Slime Mold
Slime mold is no longer classified as fungi! So what is it? In this cool science fair project, learn how to grow slime mold and explore its behavior.
Engineering and Science Inquiry
Activity
Acoustics: The Study of Sound
Activity
Acoustics: The Study of Sound
Physical Science
The objective of this experiment is to identify common materials that absorb sound waves with the greatest efficiency.
Activity
Acoustics: The Study of Sound
Activity
Acoustics: The Study of Sound
The objective of this experiment is to identify common materials that absorb sound waves with the greatest efficiency.
Physical Science
Activity
Bee Watcher: What's Buzzing?
Activity
Bee Watcher: What's Buzzing?
Third Grade
Engineering and Science Inquiry
Enter the buzz worthy world of bee watching and find out what time bees like to wake up!
Activity
Bee Watcher: What's Buzzing?
Activity
Bee Watcher: What's Buzzing?
Enter the buzz worthy world of bee watching and find out what time bees like to wake up!
Third Grade
Engineering and Science Inquiry
Activity
Crystal Wonderland
Activity
Crystal Wonderland
First Grade
Measurement
The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.
Activity
Crystal Wonderland
Activity
Crystal Wonderland
The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.
First Grade
Measurement
Activity
3-D Model of the Sun
Activity
3-D Model of the Sun
Fifth Grade
Ratios and Proportions
In this cool project, create a lighted, scale model of the different layers of the Sun, including the core, radiation and convection zones, and photosphere.
Activity
3-D Model of the Sun
Activity
3-D Model of the Sun
In this cool project, create a lighted, scale model of the different layers of the Sun, including the core, radiation and convection zones, and photosphere.
Fifth Grade
Ratios and Proportions
Activity
Magnetic Levitation
Activity
Magnetic Levitation
Fifth Grade
Engineering and Science Inquiry
Kids make a paperclip perform an act of magnetic levitation and test how effective various materials are at magnetic shielding in this science fair project.
Activity
Magnetic Levitation
Activity
Magnetic Levitation
Kids make a paperclip perform an act of magnetic levitation and test how effective various materials are at magnetic shielding in this science fair project.
Fifth Grade
Engineering and Science Inquiry
Activity
Oh! Those Shopping Carts! Are They Really Carriers of Bacteria?
Activity
Oh! Those Shopping Carts! Are They Really Carriers of Bacteria?
Measurement
Check out this cool middle school science fair project idea to determine if shopping carts are really carriers of harmful bacteria.
Activity
Oh! Those Shopping Carts! Are They Really Carriers of Bacteria?
Activity
Oh! Those Shopping Carts! Are They Really Carriers of Bacteria?
Check out this cool middle school science fair project idea to determine if shopping carts are really carriers of harmful bacteria.
Measurement
Activity
Bleeding Paper
Activity
Bleeding Paper
Third Grade
Vocabulary
The objective of this science fair project is to explore the relationship between acidic and basic compounds.
Activity
Bleeding Paper
Activity
Bleeding Paper
The objective of this science fair project is to explore the relationship between acidic and basic compounds.
Third Grade
Vocabulary
Activity
Sound Localization: Judging Sound Direction
Activity
Sound Localization: Judging Sound Direction
Fifth Grade
Engineering and Science Inquiry
How good are humans at sound localization? Kids can try this cool science fair project idea to see how good their friends are at judging sound direction.
Activity
Sound Localization: Judging Sound Direction
Activity
Sound Localization: Judging Sound Direction
How good are humans at sound localization? Kids can try this cool science fair project idea to see how good their friends are at judging sound direction.
Fifth Grade
Engineering and Science Inquiry
Activity
1
…
41
42
43
44