Mr. R.’s World of Math

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  • MATH MUSIC VIDEOS
    • Counting Song Videos
    • Addition and Subtraction Music Videos
    • Adding Double Numbers
    • Tens Frames and Number Sense Songs
    • Skip Counting Music Videos
      • Count By 2’s
      • Christmas Math-Skip Count Up and Down by 2
      • Halloween Count by 2
      • Halloween Count Back by 2’s from 10
      • Halloween Count By 3
      • Count by 3’s Squeeze Your Knees!
      • Turkey Skip Counting (By 2, 5, and 10)
      • Count By 5
      • Skip Count Up & Down By 5 with Santa!
      • Bananas on my Toes- Count by 5 Song
      • Count back cat by 2 5 and 10
      • Halloween Skip Count By 5
      • My Dog Skip Counts By 10
      • This Old Man Counts By 10
      • Turkey Skip Counting (By 2, 5, and 10)
      • Count Back by 2’s From 100!
    • Place Value Music Videos
    • Multiplication Songs and Stories
    • Division Music Videos
    • Fractions Music Videos
    • Coins and Money Videos
    • Telling Time Clock and Calendar Videos
    • Measurement Songs
    • Geometry & Shapes Music Videos
    • Pi Songs
    • Halloween Math Songs
    • Thanksgiving Math Songs
    • Christmas Hanukkah Holiday Math Songs
  • MATH STORIES
    • All of Mr. R.’s Math Stories!
    • Addition and Subtraction: Ghosts and Stuffies!
    • 2-Step Addition and Subtraction: Teacher From Another Planet
    • Multiplication Tale (1 X 2-Digit): Giant Rabbit in the Classroom
    • Multiplication: My Students are Lasagna!
    • Multiplication (BIG): The Cheese Incident
    • Multiplication (2 X 2-Digit) : Ted Turkey Thanksgiving Math
    • Division: An Alien At Morning Meeting!
    • Division: Ms. Wigglefrog!
    • Money! The Ceiling People:
    • Number Riddles and Patterns: The Wishing Machine
    • Aliens at My School 2nd-4th grade (Various Skills)
    • Fractions: Mr. Al Geebrah
    • Fractions: All Day Recess!
    • Fractions Word Problems: Bad Hair Day!
    • Percents: Madwoman Curie!
    • Elapsed Time: Field Trip To Mars
    • The Wizard of Math 3rd-4th Grade (Various Skills)
    • The Not So Great Pumpkin: A Halloween Multiplication Math Story!
    • Number Thief Multiplication Stories
      • Number Thief Math Story: Multiply By 3!
      • Number Thief Math Story: Multiply By 4!
      • Number Thief Math Story: Multiply By 5!
      • The Number Thief: Multiply By 6!
      • Number Thief Math Story: Multiply By 7!
      • The Number Thief: Multiply By 8!
      • Number Thief Math Story: Multiply By 9!
      • The Number Thief Math Story: Multiply By 10!
      • The Number Thief Math Story: Multiply By 11!
      • The Number Thief Math Story: Multiply By 12!
    • Number Thief Math Story: Adding Tens
    • Number Thief Math Story: Double Number Adventure!
    • Number Thief Math Story: Even and Odd Numbers!
    • K-1 Math Story: Diego and the Floating Donut
  • Free Math Worksheets
    • Free Math Worksheets
    • Addition
    • Multiplication
    • Division
    • Integers & Order of Operations
    • Grades K-2
    • Grades 3-5
    • Grades 5-8
    • Holiday Math Worksheets For Grades 3-5
  • MATH POEMS
    • Addition and Subtraction Poems
    • Double Numbers Poems
    • Ways To Add to 10 Poems
      • Adding 10 + 0: Eleven Toes
      • Adding 10 + 0: Tiny Baby Ant
      • Adding 9 + 1: One Won One
      • Adding 1 + 9: Race Cars
      • Adding 9 + 1: Tens Tree
      • Adding 8 + 2: Boo Boo’s Chewed Shoes
      • Adding 8 + 2: Octopus on a Dock
      • Adding 7 + 3: Slithering Snakes
      • Adding 4 + 6: Flying Fish
      • Adding 6 + 4: Six Sick Sticks
      • Adding 5 + 5: Pennies in my Pockets
      • Ways to Make Ten
    • Skip Counting Poems
    • Multiplication and Division Poems
    • Fractions Poems
    • Geometry Poems
    • Number Sense Poems
    • Money And Coins Math Poems
    • Sports Math Poems
    • Integers/Signed Numbers Poems
  • MATH ACTIVITIES
    • Free Math Worksheets
    • K-2nd Grade
    • 3rd-5th Grade
    • pi day resources
    • Halloween Math Resources
    • Thanksgiving Math Resources
    • Holiday Math Resources
  • MATH SONGS
    • Mr. R.’s Math Songs
  • KIDS POEMS
    • Fun Poems Page!
Menu
  • MATH MUSIC VIDEOS
    • Counting Song Videos
    • Addition and Subtraction Music Videos
    • Adding Double Numbers
    • Tens Frames and Number Sense Songs
    • Skip Counting Music Videos
      • Count By 2’s
      • Christmas Math-Skip Count Up and Down by 2
      • Halloween Count by 2
      • Halloween Count Back by 2’s from 10
      • Halloween Count By 3
      • Count by 3’s Squeeze Your Knees!
      • Turkey Skip Counting (By 2, 5, and 10)
      • Count By 5
      • Skip Count Up & Down By 5 with Santa!
      • Bananas on my Toes- Count by 5 Song
      • Count back cat by 2 5 and 10
      • Halloween Skip Count By 5
      • My Dog Skip Counts By 10
      • This Old Man Counts By 10
      • Turkey Skip Counting (By 2, 5, and 10)
      • Count Back by 2’s From 100!
    • Place Value Music Videos
    • Multiplication Songs and Stories
    • Division Music Videos
    • Fractions Music Videos
    • Coins and Money Videos
    • Telling Time Clock and Calendar Videos
    • Measurement Songs
    • Geometry & Shapes Music Videos
    • Pi Songs
    • Halloween Math Songs
    • Thanksgiving Math Songs
    • Christmas Hanukkah Holiday Math Songs
  • MATH STORIES
    • All of Mr. R.’s Math Stories!
    • Addition and Subtraction: Ghosts and Stuffies!
    • 2-Step Addition and Subtraction: Teacher From Another Planet
    • Multiplication Tale (1 X 2-Digit): Giant Rabbit in the Classroom
    • Multiplication: My Students are Lasagna!
    • Multiplication (BIG): The Cheese Incident
    • Multiplication (2 X 2-Digit) : Ted Turkey Thanksgiving Math
    • Division: An Alien At Morning Meeting!
    • Division: Ms. Wigglefrog!
    • Money! The Ceiling People:
    • Number Riddles and Patterns: The Wishing Machine
    • Aliens at My School 2nd-4th grade (Various Skills)
    • Fractions: Mr. Al Geebrah
    • Fractions: All Day Recess!
    • Fractions Word Problems: Bad Hair Day!
    • Percents: Madwoman Curie!
    • Elapsed Time: Field Trip To Mars
    • The Wizard of Math 3rd-4th Grade (Various Skills)
    • The Not So Great Pumpkin: A Halloween Multiplication Math Story!
    • Number Thief Multiplication Stories
      • Number Thief Math Story: Multiply By 3!
      • Number Thief Math Story: Multiply By 4!
      • Number Thief Math Story: Multiply By 5!
      • The Number Thief: Multiply By 6!
      • Number Thief Math Story: Multiply By 7!
      • The Number Thief: Multiply By 8!
      • Number Thief Math Story: Multiply By 9!
      • The Number Thief Math Story: Multiply By 10!
      • The Number Thief Math Story: Multiply By 11!
      • The Number Thief Math Story: Multiply By 12!
    • Number Thief Math Story: Adding Tens
    • Number Thief Math Story: Double Number Adventure!
    • Number Thief Math Story: Even and Odd Numbers!
    • K-1 Math Story: Diego and the Floating Donut
  • Free Math Worksheets
    • Free Math Worksheets
    • Addition
    • Multiplication
    • Division
    • Integers & Order of Operations
    • Grades K-2
    • Grades 3-5
    • Grades 5-8
    • Holiday Math Worksheets For Grades 3-5
  • MATH POEMS
    • Addition and Subtraction Poems
    • Double Numbers Poems
    • Ways To Add to 10 Poems
      • Adding 10 + 0: Eleven Toes
      • Adding 10 + 0: Tiny Baby Ant
      • Adding 9 + 1: One Won One
      • Adding 1 + 9: Race Cars
      • Adding 9 + 1: Tens Tree
      • Adding 8 + 2: Boo Boo’s Chewed Shoes
      • Adding 8 + 2: Octopus on a Dock
      • Adding 7 + 3: Slithering Snakes
      • Adding 4 + 6: Flying Fish
      • Adding 6 + 4: Six Sick Sticks
      • Adding 5 + 5: Pennies in my Pockets
      • Ways to Make Ten
    • Skip Counting Poems
    • Multiplication and Division Poems
    • Fractions Poems
    • Geometry Poems
    • Number Sense Poems
    • Money And Coins Math Poems
    • Sports Math Poems
    • Integers/Signed Numbers Poems
  • MATH ACTIVITIES
    • Free Math Worksheets
    • K-2nd Grade
    • 3rd-5th Grade
    • pi day resources
    • Halloween Math Resources
    • Thanksgiving Math Resources
    • Holiday Math Resources
  • MATH SONGS
    • Mr. R.’s Math Songs
  • KIDS POEMS
    • Fun Poems Page!

Mr. R.'s Math Exemplars, Lessons, and Games for K-2

Click Here for Mr. R.'s Free Math Worksheets!
GRADES
K-2
number sense/
place value
color tiles challenge
base ten detective activity
train of blocks
pennies to dimes trading game
bags of money math activity coin counting
addition/
subtraction
making tens solitaire game
adding double numbers card game
thanksgiving turkey exemplar
adding tens (and more) activity
coin combinations activity
shrinking lines subtraction activity
window washers math challenge
towers of ten unifix cube activity
the penny thief math challenge
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