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
Physical Science
Subtopics:
Matter and Change
Forces and Interactions
Energy
Waves
Show Less
Filters
Search for: adding, mixed, number, like, denominators
✕
Science
✕
3rd Grade
✕
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
Worksheets
Interactive Worksheets
Activities
Offline Games
Occasion
Summer
Common Core
Yes
Game Type
Word Puzzles
Word Search
Arts & Crafts
Arts & Crafts
Paper & Glue Crafts
Construction & Sculpture
Recycled Crafts
Recipes
Snacks
See More
Clear All
View 37 results
Showing Results for adding mixed number like denominators
37 results
Search for: adding, mixed, number, like, denominators
✕
Science
✕
3rd Grade
✕
Clear All
Sort by:
Relevance
Most recent
Most popular
Alphabetical A-Z
Alphabetical Z-A
All filters
37 results
Sort by:
Relevance
Most recent
Most popular
Alphabetical A-Z
Alphabetical Z-A
Scrambled Planet Names
Worksheet
Scrambled Planet Names
Third Grade
Physical Science
Never heard of the planet Pirjute? That's because it's Jupiter, with mixed-up letters! Kids unscramble planet names on this third grade science worksheet.
Worksheet
Scrambled Planet Names
Worksheet
Scrambled Planet Names
Never heard of the planet Pirjute? That's because it's Jupiter, with mixed-up letters! Kids unscramble planet names on this third grade science worksheet.
Third Grade
Physical Science
Worksheet
Make a Balloon Stick to the Wall Like "Magic"
Activity
Make a Balloon Stick to the Wall Like "Magic"
Third Grade
Physical Science
Try the classic balloon-on-the-wall trick with your kid and watch static electricity in action.
Activity
Make a Balloon Stick to the Wall Like "Magic"
Activity
Make a Balloon Stick to the Wall Like "Magic"
Try the classic balloon-on-the-wall trick with your kid and watch static electricity in action.
Third Grade
Physical Science
Activity
How is a Rainbow Formed?
Worksheet
How is a Rainbow Formed?
Third Grade
Physical Science
Rainbows look like swipes of brightly colored paint hanging in the sky. Have you ever wondered how they got there?
Worksheet
How is a Rainbow Formed?
Worksheet
How is a Rainbow Formed?
Rainbows look like swipes of brightly colored paint hanging in the sky. Have you ever wondered how they got there?
Third Grade
Physical Science
Worksheet
Prism
Worksheet
Prism
Third Grade
Physical Science
Light can do amazing things, but nothing else brings out its crazy capabilities like the prism. Learn about the dazzling prism and make one of your own.
Worksheet
Prism
Worksheet
Prism
Light can do amazing things, but nothing else brings out its crazy capabilities like the prism. Learn about the dazzling prism and make one of your own.
Third Grade
Physical Science
Worksheet
Make Homemade Glue!
Activity
Make Homemade Glue!
Third Grade
Physical Science
This surprisingly good glue recipe comes from common kitchen items.
Activity
Make Homemade Glue!
Activity
Make Homemade Glue!
This surprisingly good glue recipe comes from common kitchen items.
Third Grade
Physical Science
Activity
Make Your Own Butter!
Activity
Make Your Own Butter!
Second Grade
Physical Science
Teach your child how butter is created by shaking up cream the old-fashioned way.
Activity
Make Your Own Butter!
Activity
Make Your Own Butter!
Teach your child how butter is created by shaking up cream the old-fashioned way.
Second Grade
Physical Science
Activity
Make Your Own Putter
Activity
Make Your Own Putter
Third Grade
Physical Science
Make a DIY golf putter and design your own golf putting course in this 2nd-3rd grade arts and crafts/game activity.
Activity
Make Your Own Putter
Activity
Make Your Own Putter
Make a DIY golf putter and design your own golf putting course in this 2nd-3rd grade arts and crafts/game activity.
Third Grade
Physical Science
Activity
Make Your Own Marshmallows
Activity
Make Your Own Marshmallows
Third Grade
Measurement
Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!
Activity
Make Your Own Marshmallows
Activity
Make Your Own Marshmallows
Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!
Third Grade
Measurement
Activity
How to Separate Salt from Water
Activity
How to Separate Salt from Water
Third Grade
Physical Science
In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.
Activity
How to Separate Salt from Water
Activity
How to Separate Salt from Water
In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.
Third Grade
Physical Science
Activity
Energy Word Search
Worksheet
Energy Word Search
Third Grade
Physical Science
Brush up on some physics vocabulary with this energy word search!
Worksheet
Energy Word Search
Worksheet
Energy Word Search
Brush up on some physics vocabulary with this energy word search!
Third Grade
Physical Science
Worksheet
Ice Cream Science
Activity
Ice Cream Science
First Grade
Physical Science
What's a liquid? What's a solid? What better way to experiment than by turning a childhood favorite, ice cream, into a homemade science lesson!
Activity
Ice Cream Science
Activity
Ice Cream Science
What's a liquid? What's a solid? What better way to experiment than by turning a childhood favorite, ice cream, into a homemade science lesson!
First Grade
Physical Science
Activity
Homemade Frozen Yogurt
Activity
Homemade Frozen Yogurt
Pre-K
Physical Science
Your kid can learn about the process of making frozen yogurt and enjoy a homemade, flavorful dessert. Experiment with this fun, chilly food!
Activity
Homemade Frozen Yogurt
Activity
Homemade Frozen Yogurt
Your kid can learn about the process of making frozen yogurt and enjoy a homemade, flavorful dessert. Experiment with this fun, chilly food!
Pre-K
Physical Science
Activity
Identify Magnets that Attract or Repel
Interactive Worksheet
Identify Magnets that Attract or Repel
Third Grade
Physical Science
Explore magnetism with this colorful science worksheet for third and fourth graders!
Interactive Worksheet
Identify Magnets that Attract or Repel
Interactive Worksheet
Identify Magnets that Attract or Repel
Explore magnetism with this colorful science worksheet for third and fourth graders!
Third Grade
Physical Science
Interactive Worksheet
Electrical Energy #2
Interactive Worksheet
Electrical Energy #2
Third Grade
Physical Science
Dive into the electrifying concept of electrical energy in this colorful worksheet!
Interactive Worksheet
Electrical Energy #2
Interactive Worksheet
Electrical Energy #2
Dive into the electrifying concept of electrical energy in this colorful worksheet!
Third Grade
Physical Science
Interactive Worksheet
Amazing Aerodynamics
Activity
Amazing Aerodynamics
Third Grade
Physical Science
This easy aerodynamics activity is a simple way to introduce kids to the scientific method.
Activity
Amazing Aerodynamics
Activity
Amazing Aerodynamics
This easy aerodynamics activity is a simple way to introduce kids to the scientific method.
Third Grade
Physical Science
Activity
Triboluminescence Experiment
Activity
Triboluminescence Experiment
Third Grade
Physical Science
Stir up some enthusiasm for experimentation with this candy-cracking science experiment!
Activity
Triboluminescence Experiment
Activity
Triboluminescence Experiment
Stir up some enthusiasm for experimentation with this candy-cracking science experiment!
Third Grade
Physical Science
Activity
Design a Great Glass Xylophone!
Activity
Design a Great Glass Xylophone!
Third Grade
Physical Science
Your third grader will delight in learning about sound waves as he observes the different sounds created by tapping on glasses with varying amounts of water.
Activity
Design a Great Glass Xylophone!
Activity
Design a Great Glass Xylophone!
Your third grader will delight in learning about sound waves as he observes the different sounds created by tapping on glasses with varying amounts of water.
Third Grade
Physical Science
Activity
How to Make a Bouncy Ball
Activity
How to Make a Bouncy Ball
Third Grade
Physical Science
In this activity, you'll not only make your own bouncy balls at home, but your child will also learn how polymers are made.
Activity
How to Make a Bouncy Ball
Activity
How to Make a Bouncy Ball
In this activity, you'll not only make your own bouncy balls at home, but your child will also learn how polymers are made.
Third Grade
Physical Science
Activity
Spinning Color Wheel
Activity
Spinning Color Wheel
Third Grade
Physical Science
Help your curious third grader construct a dazzling spinning wheel that will teach him about the science behind colors while providing some silly entertainment!
Activity
Spinning Color Wheel
Activity
Spinning Color Wheel
Help your curious third grader construct a dazzling spinning wheel that will teach him about the science behind colors while providing some silly entertainment!
Third Grade
Physical Science
Activity
Build a Popsicle Stick Bridge
Activity
Build a Popsicle Stick Bridge
Third Grade
Physical Science
Inspire your child to put on her engineer hat for the day, as she builds her very own, double-decker bridge.
Activity
Build a Popsicle Stick Bridge
Activity
Build a Popsicle Stick Bridge
Inspire your child to put on her engineer hat for the day, as she builds her very own, double-decker bridge.
Third Grade
Physical Science
Activity
Make Gak: Experiment with Polymers
Activity
Make Gak: Experiment with Polymers
Third Grade
Physical Science
In this 3rd grade science activity, you'll experiment with the little-known fourth state of matter: polymers! Mix borax with white glue and watch what happens.
Activity
Make Gak: Experiment with Polymers
Activity
Make Gak: Experiment with Polymers
In this 3rd grade science activity, you'll experiment with the little-known fourth state of matter: polymers! Mix borax with white glue and watch what happens.
Third Grade
Physical Science
Activity
Talking to Plants
Activity
Talking to Plants
Third Grade
Physical Science
This science fair project idea explores whether talking to a plant will help it grow.
Activity
Talking to Plants
Activity
Talking to Plants
This science fair project idea explores whether talking to a plant will help it grow.
Third Grade
Physical Science
Activity
Make a Paper Helicopter
Activity
Make a Paper Helicopter
Third Grade
Physical Science
Make your own helicopter using a paper clip and a sheet of paper. Hold the spinner up in the air, let it go, and watch it spin gracefully to the ground.
Activity
Make a Paper Helicopter
Activity
Make a Paper Helicopter
Make your own helicopter using a paper clip and a sheet of paper. Hold the spinner up in the air, let it go, and watch it spin gracefully to the ground.
Third Grade
Physical Science
Activity
Make a CSI Kit
Activity
Make a CSI Kit
Third Grade
Physical Science
Household items and a bit of imagination will create a CSI kit for your child to have investigative adventures with. Explore the world of forensic science!
Activity
Make a CSI Kit
Activity
Make a CSI Kit
Household items and a bit of imagination will create a CSI kit for your child to have investigative adventures with. Explore the world of forensic science!
Third Grade
Physical Science
Activity
Superhero Strength
Activity
Superhero Strength
Third Grade
Physical Science
This trick uses vertical and horizontal forces to help your child to push apart your hands apart, no matter how hard you try to keep them together!
Activity
Superhero Strength
Activity
Superhero Strength
This trick uses vertical and horizontal forces to help your child to push apart your hands apart, no matter how hard you try to keep them together!
Third Grade
Physical Science
Activity
Static Electricity Comb
Activity
Static Electricity Comb
Third Grade
Physical Science
Help your own young scientist tackle the wonders of static electricity from the comfort of his own home!
Activity
Static Electricity Comb
Activity
Static Electricity Comb
Help your own young scientist tackle the wonders of static electricity from the comfort of his own home!
Third Grade
Physical Science
Activity
Bending Light Experiment
Activity
Bending Light Experiment
Third Grade
Physical Science
If your science savy third grader is up for a challenge, let her bend light with a casserole dish!
Activity
Bending Light Experiment
Activity
Bending Light Experiment
If your science savy third grader is up for a challenge, let her bend light with a casserole dish!
Third Grade
Physical Science
Activity
Sound and Vibration
Activity
Sound and Vibration
Third Grade
Physical Science
Let your young scientist explore a brave new world of sound with an experiment that just requires a handful of common household items.
Activity
Sound and Vibration
Activity
Sound and Vibration
Let your young scientist explore a brave new world of sound with an experiment that just requires a handful of common household items.
Third Grade
Physical Science
Activity
Measure the Moon
Activity
Measure the Moon
Third Grade
Physical Science
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.
Activity
Measure the Moon
Activity
Measure the Moon
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.
Third Grade
Physical Science
Activity
Make a Fistful of Slime!
Activity
Make a Fistful of Slime!
First Grade
Physical Science
Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.
Activity
Make a Fistful of Slime!
Activity
Make a Fistful of Slime!
Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.
First Grade
Physical Science
Activity
1
2