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Numbers 11 to 20 Level 1
Guided Lesson
Numbers 11 to 20 Level 1
Pre-K
Numbers and Counting
Learn to count and identify numbers up to 20 in this guided lesson! 
Guided Lesson
Numbers 11 to 20 Level 1
Guided Lesson
Numbers 11 to 20 Level 1
Learn to count and identify numbers up to 20 in this guided lesson! 
Pre-K
Numbers and Counting
Guided Lesson
Addition to 20 Check-in
Addition to 20 Check-in
Interactive Worksheet
Addition to 20 Check-in large image
Addition to 20 Check-in
First Grade
Addition
It's time to check those addition skills! Use this to assess your student’s abilities to add within 20.
Interactive Worksheet
Addition to 20 Check-in
Addition to 20 Check-in
Interactive Worksheet
Addition to 20 Check-in
It's time to check those addition skills! Use this to assess your student’s abilities to add within 20.
First Grade
Addition
Interactive Worksheet
Cloud Catcher Numbers 20-30
Cloud Catcher Numbers 20-30
Game
Cloud Catcher Numbers 20-30 large image
Cloud Catcher Numbers 20-30
Kindergarten
Place Value
Kindergarteners identify two-digit numbers between 20 and 30 in this sky-high math game.
Game
Cloud Catcher Numbers 20-30
Cloud Catcher Numbers 20-30
Game
Cloud Catcher Numbers 20-30
Kindergarteners identify two-digit numbers between 20 and 30 in this sky-high math game.
Kindergarten
Place Value
Game
Assessment: Subtraction to 20
Assessment: Subtraction to 20
Worksheet
Assessment: Subtraction to 20 large image
Assessment: Subtraction to 20
First Grade
Subtraction
Let's check in on those subtraction skills! Use this math worksheet to assess your students’ understanding of subtraction by having them solve subtraction problems within 20.
Worksheet
Assessment: Subtraction to 20
Assessment: Subtraction to 20
Worksheet
Assessment: Subtraction to 20
Let's check in on those subtraction skills! Use this math worksheet to assess your students’ understanding of subtraction by having them solve subtraction problems within 20.
First Grade
Subtraction
Worksheet
Ski Racer: Addition to 20
Ski Racer: Addition to 20
Game
Ski Racer: Addition to 20 large image
Ski Racer: Addition to 20
Second Grade
Addition
Let's have a ski race while practicing addition to 20 in this fast-paced learning adventure!
Game
Ski Racer: Addition to 20
Ski Racer: Addition to 20
Game
Ski Racer: Addition to 20
Let's have a ski race while practicing addition to 20 in this fast-paced learning adventure!
Second Grade
Addition
Game
Tracing Numbers & Counting: 20
Tracing Numbers & Counting: 20
Worksheet
Tracing Numbers & Counting: 20 large image
Tracing Numbers & Counting: 20
Kindergarten
On this kindergarten math worksheet, kids trace the number 20, then write their own. Then they count the diamonds they see in the picture and make a graph.
Worksheet
Tracing Numbers & Counting: 20
Tracing Numbers & Counting: 20
Worksheet
Tracing Numbers & Counting: 20
On this kindergarten math worksheet, kids trace the number 20, then write their own. Then they count the diamonds they see in the picture and make a graph.
Kindergarten
Worksheet
Subtracting Within 20 Using Ten Frames
Subtracting Within 20 Using Ten Frames
Worksheet
Subtracting Within 20 Using Ten Frames large image
Subtracting Within 20 Using Ten Frames
First Grade
Subtraction
Subtract numbers within 20 using ten frames with this first-grade math worksheet!
Worksheet
Subtracting Within 20 Using Ten Frames
Subtracting Within 20 Using Ten Frames
Worksheet
Subtracting Within 20 Using Ten Frames
Subtract numbers within 20 using ten frames with this first-grade math worksheet!
First Grade
Subtraction
Worksheet
Number Practice 11-20
Number Practice 11-20
Worksheet
Number Practice 11-20 large image
Number Practice 11-20
Kindergarten
Numbers and Counting
Is your child ready for a parade of practice activities? He'll have some brightly colored fun as he explores writing and recognizing numbers 11-20.
Worksheet
Number Practice 11-20
Number Practice 11-20
Worksheet
Number Practice 11-20
Is your child ready for a parade of practice activities? He'll have some brightly colored fun as he explores writing and recognizing numbers 11-20.
Kindergarten
Numbers and Counting
Worksheet
Treasure Diving: Compare Numbers 0-20
Treasure Diving: Compare Numbers 0-20
Game
Treasure Diving: Compare Numbers 0-20 large image
Treasure Diving: Compare Numbers 0-20
Kindergarten
Numbers and Counting
Ready to compare numbers to 20? Review number comparisons in this kindergarten math game.
Game
Treasure Diving: Compare Numbers 0-20
Treasure Diving: Compare Numbers 0-20
Game
Treasure Diving: Compare Numbers 0-20
Ready to compare numbers to 20? Review number comparisons in this kindergarten math game.
Kindergarten
Numbers and Counting
Game
Apple Picking Number Bonds: Subtraction Within 20
Apple Picking Number Bonds: Subtraction Within 20
Worksheet
Apple Picking Number Bonds: Subtraction Within 20 large image
Apple Picking Number Bonds: Subtraction Within 20
First Grade
Subtraction
Master subtraction under 20 with this bright, inviting practice sheet!
Worksheet
Apple Picking Number Bonds: Subtraction Within 20
Apple Picking Number Bonds: Subtraction Within 20
Worksheet
Apple Picking Number Bonds: Subtraction Within 20
Master subtraction under 20 with this bright, inviting practice sheet!
First Grade
Subtraction
Worksheet
Assessment: Addition to 20
Assessment: Addition to 20
Worksheet
Assessment: Addition to 20 large image
Assessment: Addition to 20
First Grade
Addition
It's time to check in on those addition skills! Use this math activity to assess your students’ understanding of addition by having them solve addition problems within 20.
Worksheet
Assessment: Addition to 20
Assessment: Addition to 20
Worksheet
Assessment: Addition to 20
It's time to check in on those addition skills! Use this math activity to assess your students’ understanding of addition by having them solve addition problems within 20.
First Grade
Addition
Worksheet
Water Rafting: Compare Numbers 0-20
Water Rafting: Compare Numbers 0-20
Game
Water Rafting: Compare Numbers 0-20 large image
Water Rafting: Compare Numbers 0-20
Kindergarten
Numbers and Counting
Help young learners practice comparing numbers to 20 with this energizing math game.
Game
Water Rafting: Compare Numbers 0-20
Water Rafting: Compare Numbers 0-20
Game
Water Rafting: Compare Numbers 0-20
Help young learners practice comparing numbers to 20 with this energizing math game.
Kindergarten
Numbers and Counting
Game
Adding Within 20
Adding Within 20
Lesson Plan
Adding Within 20 large image
Adding Within 20
Second Grade
This scaffolded EL lesson will help your students fluently add within 20, while reinforcing parts of a whole. Use as a pre-lesson for Addition: Over in a Flash, or as a stand alone activity.
Lesson Plan
Adding Within 20
Adding Within 20
Lesson Plan
Adding Within 20
This scaffolded EL lesson will help your students fluently add within 20, while reinforcing parts of a whole. Use as a pre-lesson for Addition: Over in a Flash, or as a stand alone activity.
Second Grade
Lesson Plan
Making 10 and 20 Using Addition
Making 10 and 20 Using Addition
Interactive Worksheet
Making 10 and 20 Using Addition large image
Making 10 and 20 Using Addition
First Grade
Addition
Master the math of making 10 and 20 with two addends in this helpful addition worksheet!
Interactive Worksheet
Making 10 and 20 Using Addition
Making 10 and 20 Using Addition
Interactive Worksheet
Making 10 and 20 Using Addition
Master the math of making 10 and 20 with two addends in this helpful addition worksheet!
First Grade
Addition
Interactive Worksheet
Adding Within 20 Using Ten Frames
Adding Within 20 Using Ten Frames
Worksheet
Adding Within 20 Using Ten Frames large image
Adding Within 20 Using Ten Frames
First Grade
Addition
Add numbers within 20 using ten frames with this first-grade math worksheet!
Worksheet
Adding Within 20 Using Ten Frames
Adding Within 20 Using Ten Frames
Worksheet
Adding Within 20 Using Ten Frames
Add numbers within 20 using ten frames with this first-grade math worksheet!
First Grade
Addition
Worksheet
Writing Numbers 11-20
Writing Numbers 11-20
Worksheet
Writing Numbers 11-20 large image
Writing Numbers 11-20
First Grade
Numbers and Counting
Invite your first grader to enter the world of the teen numbers as she starts writing 11-20. Practice tracing the name of each number before writing it.
Worksheet
Writing Numbers 11-20
Writing Numbers 11-20
Worksheet
Writing Numbers 11-20
Invite your first grader to enter the world of the teen numbers as she starts writing 11-20. Practice tracing the name of each number before writing it.
First Grade
Numbers and Counting
Worksheet
Number Pyramid 11-20
Number Pyramid 11-20
Worksheet
Number Pyramid 11-20 large image
Number Pyramid 11-20
Kindergarten
Place Value
So your child has mastered the numbers 1-10 -- what's next? How about a bright and colorful number pyramid that challenges them to tackle numbers 11-20?
Worksheet
Number Pyramid 11-20
Number Pyramid 11-20
Worksheet
Number Pyramid 11-20
So your child has mastered the numbers 1-10 -- what's next? How about a bright and colorful number pyramid that challenges them to tackle numbers 11-20?
Kindergarten
Place Value
Worksheet
Ski Racer: Numbers 11-20
Ski Racer: Numbers 11-20
Game
Ski Racer: Numbers 11-20 large image
Ski Racer: Numbers 11-20
Kindergarten
Numbers and Counting
Click on each number as you hear it! Identify numbers 11-20 to win the race in this interactive educational game.
Game
Ski Racer: Numbers 11-20
Ski Racer: Numbers 11-20
Game
Ski Racer: Numbers 11-20
Click on each number as you hear it! Identify numbers 11-20 to win the race in this interactive educational game.
Kindergarten
Numbers and Counting
Game
Numbers 11 to 20 Cloud Catcher
Numbers 11 to 20 Cloud Catcher
Game
Numbers 11 to 20 Cloud Catcher large image
Numbers 11 to 20 Cloud Catcher
Pre-K
Numbers and Counting
Kids hover among the clouds and try to find all the right numbers from 11 to 20.
Game
Numbers 11 to 20 Cloud Catcher
Numbers 11 to 20 Cloud Catcher
Game
Numbers 11 to 20 Cloud Catcher
Kids hover among the clouds and try to find all the right numbers from 11 to 20.
Pre-K
Numbers and Counting
Game
Subtraction Within 20 Check-in
Subtraction Within 20 Check-in
Interactive Worksheet
Subtraction Within 20 Check-in large image
Subtraction Within 20 Check-in
Second Grade
Subtraction
It's time to check in on those subtraction skills! Use this to assess your student’s abilities to subtract within 20.
Interactive Worksheet
Subtraction Within 20 Check-in
Subtraction Within 20 Check-in
Interactive Worksheet
Subtraction Within 20 Check-in
It's time to check in on those subtraction skills! Use this to assess your student’s abilities to subtract within 20.
Second Grade
Subtraction
Interactive Worksheet
Number Line Template 0-20
Number Line Template 0-20
Worksheet
Number Line Template 0-20 large image
Number Line Template 0-20
Kindergarten
Numbers and Counting
Use this number line template to give your young mathematicians practice with identifying, counting, and ordering numbers from 0-20.
Worksheet
Number Line Template 0-20
Number Line Template 0-20
Worksheet
Number Line Template 0-20
Use this number line template to give your young mathematicians practice with identifying, counting, and ordering numbers from 0-20.
Kindergarten
Numbers and Counting
Worksheet
Adding Within 20 Using Ten Frames: Missing Numbers
Adding Within 20 Using Ten Frames: Missing Numbers
Worksheet
Adding Within 20 Using Ten Frames: Missing Numbers large image
Adding Within 20 Using Ten Frames: Missing Numbers
First Grade
Addition
Practice finding missing numbers while adding within 20 using ten frames!
Worksheet
Adding Within 20 Using Ten Frames: Missing Numbers
Adding Within 20 Using Ten Frames: Missing Numbers
Worksheet
Adding Within 20 Using Ten Frames: Missing Numbers
Practice finding missing numbers while adding within 20 using ten frames!
First Grade
Addition
Worksheet
Counting Fruit: The Numbers 15 through 20
Counting Fruit: The Numbers 15 through 20
Worksheet
Counting Fruit: The Numbers 15 through 20 large image
Counting Fruit: The Numbers 15 through 20
First Grade
Place Value
Give your child practice counting objects with this printable worksheet, which focuses on the numbers 15 through 20.
Worksheet
Counting Fruit: The Numbers 15 through 20
Counting Fruit: The Numbers 15 through 20
Worksheet
Counting Fruit: The Numbers 15 through 20
Give your child practice counting objects with this printable worksheet, which focuses on the numbers 15 through 20.
First Grade
Place Value
Worksheet
Counting to 20: Get 'Em in Order!
Counting to 20: Get 'Em in Order!
Lesson Plan
Counting to 20: Get 'Em in Order! large image
Counting to 20: Get 'Em in Order!
Kindergarten
Numbers and Counting
Your students will have fun working with numbers to 20 with this exciting and interactive lesson with music, movement, and hands-on experiences!
Lesson Plan
Counting to 20: Get 'Em in Order!
Counting to 20: Get 'Em in Order!
Lesson Plan
Counting to 20: Get 'Em in Order!
Your students will have fun working with numbers to 20 with this exciting and interactive lesson with music, movement, and hands-on experiences!
Kindergarten
Numbers and Counting
Lesson Plan
Connect the Dots 1–20: Look Out Below!
Connect the Dots 1–20: Look Out Below!
Worksheet
Connect the Dots 1–20: Look Out Below! large image
Connect the Dots 1–20: Look Out Below!
Kindergarten
Numbers and Counting
This worksheet offers fun practice for students as they learn to identify and count numbers 1 to 20.
Worksheet
Connect the Dots 1–20: Look Out Below!
Connect the Dots 1–20: Look Out Below!
Worksheet
Connect the Dots 1–20: Look Out Below!
This worksheet offers fun practice for students as they learn to identify and count numbers 1 to 20.
Kindergarten
Numbers and Counting
Worksheet
Rapunzel's Connect the Dots 1-20
Rapunzel's Connect the Dots 1-20
Worksheet
Rapunzel's Connect the Dots 1-20 large image
Rapunzel's Connect the Dots 1-20
Kindergarten
Numbers and Counting
What's Rapunzel trapped within? Find out by connecting the dots from 1 to 20. Kids also give their fine motor skills a boost while they work.
Worksheet
Rapunzel's Connect the Dots 1-20
Rapunzel's Connect the Dots 1-20
Worksheet
Rapunzel's Connect the Dots 1-20
What's Rapunzel trapped within? Find out by connecting the dots from 1 to 20. Kids also give their fine motor skills a boost while they work.
Kindergarten
Numbers and Counting
Worksheet
Spring Math Assessment Subtraction within 20
Spring Math Assessment Subtraction within 20
Worksheet
Spring Math Assessment Subtraction within 20 large image
Spring Math Assessment Subtraction within 20
First Grade
Mixed Operations
Use these fun toy themed math problems to assess your students’ ability to solve addition and subtraction problems within 20.
Worksheet
Spring Math Assessment Subtraction within 20
Spring Math Assessment Subtraction within 20
Worksheet
Spring Math Assessment Subtraction within 20
Use these fun toy themed math problems to assess your students’ ability to solve addition and subtraction problems within 20.
First Grade
Mixed Operations
Worksheet
Spring Kindergarten Math Assessment: Addition within 20
Spring Kindergarten Math Assessment: Addition within 20
Interactive Worksheet
Spring Kindergarten Math Assessment: Addition within 20 large image
Spring Kindergarten Math Assessment: Addition within 20
Kindergarten
Addition
Use these animal themed math problems to assess your students’ ability to solve addition problems within 20.
Interactive Worksheet
Spring Kindergarten Math Assessment: Addition within 20
Spring Kindergarten Math Assessment: Addition within 20
Interactive Worksheet
Spring Kindergarten Math Assessment: Addition within 20
Use these animal themed math problems to assess your students’ ability to solve addition problems within 20.
Kindergarten
Addition
Interactive Worksheet
Count 'n Color: The Numbers 11-20
Count 'n Color: The Numbers 11-20
Worksheet
Count 'n Color: The Numbers 11-20 large image
Count 'n Color: The Numbers 11-20
Kindergarten
Numbers and Counting
Help your child practice his counting skills with this printable kindergarten worksheet, which focuses on the numbers 11 through 20.
Worksheet
Count 'n Color: The Numbers 11-20
Count 'n Color: The Numbers 11-20
Worksheet
Count 'n Color: The Numbers 11-20
Help your child practice his counting skills with this printable kindergarten worksheet, which focuses on the numbers 11 through 20.
Kindergarten
Numbers and Counting
Worksheet
Crafty Facts: Add and Subtract Within 20
Crafty Facts: Add and Subtract Within 20
Interactive Worksheet
Crafty Facts: Add and Subtract Within 20 large image
Crafty Facts: Add and Subtract Within 20
First Grade
Mixed Operations
It’s time for some DIY! Students will be challenged to solve 20 addition and subtraction problems in this friendly worksheet!
Interactive Worksheet
Crafty Facts: Add and Subtract Within 20
Crafty Facts: Add and Subtract Within 20
Interactive Worksheet
Crafty Facts: Add and Subtract Within 20
It’s time for some DIY! Students will be challenged to solve 20 addition and subtraction problems in this friendly worksheet!
First Grade
Mixed Operations
Interactive Worksheet
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