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
Math
Addition
Subtopics:
Addition Strategies
Addition Fact Fluency
Repeated Addition
Multi-Digit Addition
Addition Word Problems
Show Less
Filters
Search for: 20
✕
Math
✕
Games
✕
1st Grade
✕
Subjects
Math
Grade Level
Pre-K
K
1st
2nd
3rd
4th
5th
6th
7th
8th
Early Childhood
Elementary School
Middle School
Resource Type
Worksheets
Games
Lesson Plans
Interactive Worksheets
Activities
Exercises
Offline Games
Common Core
Yes
See More
Clear All
View 20 results
Showing Results for 20
20 results
Search for: 20
✕
Math
✕
Games
✕
1st Grade
✕
Clear All
Sort by:
Relevance
Most recent
Most popular
Alphabetical A-Z
Alphabetical Z-A
All filters
20 results
Sort by:
Relevance
Most recent
Most popular
Alphabetical A-Z
Alphabetical Z-A
Bubble Buster: Addition to 20
Game
Bubble Buster: Addition to 20
First Grade
Addition
Kids must move fast to find addition pairs that total a target sum within 20.
Game
Bubble Buster: Addition to 20
Game
Bubble Buster: Addition to 20
Kids must move fast to find addition pairs that total a target sum within 20.
First Grade
Addition
Game
Roadblock: Addition Within 20
Game
Roadblock: Addition Within 20
First Grade
Addition
To help Roly move through obstacles, kids learn a regrouping strategy to make addition within 20 easily!
Game
Roadblock: Addition Within 20
Game
Roadblock: Addition Within 20
To help Roly move through obstacles, kids learn a regrouping strategy to make addition within 20 easily!
First Grade
Addition
Game
Treasure Diving: Compose Numbers to Make 20 (Game 3)
Game
Treasure Diving: Compose Numbers to Make 20 (Game 3)
First Grade
Addition
In this energizing math game, think about how different numbers can add up to 20.
Game
Treasure Diving: Compose Numbers to Make 20 (Game 3)
Game
Treasure Diving: Compose Numbers to Make 20 (Game 3)
In this energizing math game, think about how different numbers can add up to 20.
First Grade
Addition
Game
Water Rafting: Compose Numbers to Make 20 (Game 1)
Game
Water Rafting: Compose Numbers to Make 20 (Game 1)
First Grade
Addition
Children race down the river and across the finish line by choosing the equations that make 20.
Game
Water Rafting: Compose Numbers to Make 20 (Game 1)
Game
Water Rafting: Compose Numbers to Make 20 (Game 1)
Children race down the river and across the finish line by choosing the equations that make 20.
First Grade
Addition
Game
Treasure Diving: Compose Numbers to Make 20 (Game 1)
Game
Treasure Diving: Compose Numbers to Make 20 (Game 1)
First Grade
Addition
Find the sum of 12 plus 8 and other combinations that make 20 in this online diving adventure.
Game
Treasure Diving: Compose Numbers to Make 20 (Game 1)
Game
Treasure Diving: Compose Numbers to Make 20 (Game 1)
Find the sum of 12 plus 8 and other combinations that make 20 in this online diving adventure.
First Grade
Addition
Game
Treasure Diving: Compose Numbers to Make 20 (Game 2)
Game
Treasure Diving: Compose Numbers to Make 20 (Game 2)
First Grade
Addition
Compose numbers to make 20 and build first grade addition skills in each round of this online game.
Game
Treasure Diving: Compose Numbers to Make 20 (Game 2)
Game
Treasure Diving: Compose Numbers to Make 20 (Game 2)
Compose numbers to make 20 and build first grade addition skills in each round of this online game.
First Grade
Addition
Game
Water Rafting: Compose Numbers to Make 20 (Game 3)
Game
Water Rafting: Compose Numbers to Make 20 (Game 3)
First Grade
Addition
Children use their mental math skills to determine which equations add up to 20 in this math game.
Game
Water Rafting: Compose Numbers to Make 20 (Game 3)
Game
Water Rafting: Compose Numbers to Make 20 (Game 3)
Children use their mental math skills to determine which equations add up to 20 in this math game.
First Grade
Addition
Game
Jumpy: Addition Word Problems Within 20
Game
Jumpy: Addition Word Problems Within 20
First Grade
Addition
Children will solve addition word problems in order to help Roly make it across the river!
Game
Jumpy: Addition Word Problems Within 20
Game
Jumpy: Addition Word Problems Within 20
Children will solve addition word problems in order to help Roly make it across the river!
First Grade
Addition
Game
Bubble Buster: Addition Within 20
Game
Bubble Buster: Addition Within 20
First Grade
Addition
Kids add to different target numbers, and must be quick; the balls are dropping fast!
Game
Bubble Buster: Addition Within 20
Game
Bubble Buster: Addition Within 20
Kids add to different target numbers, and must be quick; the balls are dropping fast!
First Grade
Addition
Game
Match: Addition within 20 and Missing Addends
Game
Match: Addition within 20 and Missing Addends
First Grade
Addition
Kids practice matching each addition equation to its missing factor in this interactive math game.
Game
Match: Addition within 20 and Missing Addends
Game
Match: Addition within 20 and Missing Addends
Kids practice matching each addition equation to its missing factor in this interactive math game.
First Grade
Addition
Game
Dino Photoshoot: Two-Digit Addition Within 20
Game
Dino Photoshoot: Two-Digit Addition Within 20
First Grade
Addition
Children use their knowledge of addition to snap pictures of unique dinosaurs in this fun math game!
Game
Dino Photoshoot: Two-Digit Addition Within 20
Game
Dino Photoshoot: Two-Digit Addition Within 20
Children use their knowledge of addition to snap pictures of unique dinosaurs in this fun math game!
First Grade
Addition
Game
Treasure Diving: Addition Fact Families Within 20
Game
Treasure Diving: Addition Fact Families Within 20
First Grade
Addition
Children must choose the correct addition expressions as they race to the sunken treasure chest.
Game
Treasure Diving: Addition Fact Families Within 20
Game
Treasure Diving: Addition Fact Families Within 20
Children must choose the correct addition expressions as they race to the sunken treasure chest.
First Grade
Addition
Game
Water Rafting: Addition Fact Families Within 20
Game
Water Rafting: Addition Fact Families Within 20
First Grade
Addition
Children complete a race by choosing the correct addition expressions for the given fact families.
Game
Water Rafting: Addition Fact Families Within 20
Game
Water Rafting: Addition Fact Families Within 20
Children complete a race by choosing the correct addition expressions for the given fact families.
First Grade
Addition
Game
Match: Addition Within 20 and Missing Addends 2
Game
Match: Addition Within 20 and Missing Addends 2
First Grade
Addition
Fill in these addition facts! This game challenges kids to match missing addends to each equation.
Game
Match: Addition Within 20 and Missing Addends 2
Game
Match: Addition Within 20 and Missing Addends 2
Fill in these addition facts! This game challenges kids to match missing addends to each equation.
First Grade
Addition
Game
Water Rafting: Compose Numbers to Make 20 (Game 2)
Game
Water Rafting: Compose Numbers to Make 20 (Game 2)
First Grade
Addition
Children will love racing to the finish line while boosting their addition and mental math skills.
Game
Water Rafting: Compose Numbers to Make 20 (Game 2)
Game
Water Rafting: Compose Numbers to Make 20 (Game 2)
Children will love racing to the finish line while boosting their addition and mental math skills.
First Grade
Addition
Game
Treasure Diving: Addition Missing Addends Within 20 (Game 1)
Game
Treasure Diving: Addition Missing Addends Within 20 (Game 1)
First Grade
Addition
Dive for treasure and missing factors in this online game featuring addition equations.
Game
Treasure Diving: Addition Missing Addends Within 20 (Game 1)
Game
Treasure Diving: Addition Missing Addends Within 20 (Game 1)
Dive for treasure and missing factors in this online game featuring addition equations.
First Grade
Addition
Game
Ski Racer: Two-Digit Addition and Finding 10 More
Game
Ski Racer: Two-Digit Addition and Finding 10 More
First Grade
Addition
Practice addition to 100 using multiples of 10! This game highlights two-digit addition math.
Game
Ski Racer: Two-Digit Addition and Finding 10 More
Game
Ski Racer: Two-Digit Addition and Finding 10 More
Practice addition to 100 using multiples of 10! This game highlights two-digit addition math.
First Grade
Addition
Game
Treasure Diving: Compose Numbers to Make 10 (Game 1)
Game
Treasure Diving: Compose Numbers to Make 10 (Game 1)
First Grade
Addition
How do you make 10? Dive into a math adventure and discover simple equations that add up to 10.
Game
Treasure Diving: Compose Numbers to Make 10 (Game 1)
Game
Treasure Diving: Compose Numbers to Make 10 (Game 1)
How do you make 10? Dive into a math adventure and discover simple equations that add up to 10.
First Grade
Addition
Game
Secret Agent Addition
Game
Secret Agent Addition
First Grade
Addition
Only your kid's addition skills can help Secret Agent Floyd defeat the evil El Gato.
Game
Secret Agent Addition
Game
Secret Agent Addition
Only your kid's addition skills can help Secret Agent Floyd defeat the evil El Gato.
First Grade
Addition
Game
Treasure Diving: Compose Numbers to Make 10 (Game 2)
Game
Treasure Diving: Compose Numbers to Make 10 (Game 2)
First Grade
Addition
Which equation makes 10? Help young mathematicians figure it out in this treasure diving math game.
Game
Treasure Diving: Compose Numbers to Make 10 (Game 2)
Game
Treasure Diving: Compose Numbers to Make 10 (Game 2)
Which equation makes 10? Help young mathematicians figure it out in this treasure diving math game.
First Grade
Addition
Game
1