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LCM: Crack the Code
LCM: Crack the Code
Worksheet
LCM: Crack the Code large image
LCM: Crack the Code
Sixth Grade
Number Theory
Give your students practice finding the least common multiple (LCM) with this fun code-breaking worksheet!
Worksheet
LCM: Crack the Code
LCM: Crack the Code
Worksheet
LCM: Crack the Code
Give your students practice finding the least common multiple (LCM) with this fun code-breaking worksheet!
Sixth Grade
Number Theory
Worksheet
GCF: Crack the Code
GCF: Crack the Code
Worksheet
GCF: Crack the Code large image
GCF: Crack the Code
Sixth Grade
Number Theory
Give your students practice finding the greatest common factor (GCF) with this fun code-breaking worksheet!
Worksheet
GCF: Crack the Code
GCF: Crack the Code
Worksheet
GCF: Crack the Code
Give your students practice finding the greatest common factor (GCF) with this fun code-breaking worksheet!
Sixth Grade
Number Theory
Worksheet
GCF and LCM: Crack the Code
GCF and LCM: Crack the Code
Worksheet
GCF and LCM: Crack the Code large image
GCF and LCM: Crack the Code
Sixth Grade
Number Theory
Give your learners practice finding the greatest common factor (GCF) and the least common multiple (LCM) with this fun code-breaking worksheet!
Worksheet
GCF and LCM: Crack the Code
GCF and LCM: Crack the Code
Worksheet
GCF and LCM: Crack the Code
Give your learners practice finding the greatest common factor (GCF) and the least common multiple (LCM) with this fun code-breaking worksheet!
Sixth Grade
Number Theory
Worksheet
Multi-Step Equations: Crack the Code
Multi-Step Equations: Crack the Code
Worksheet
Multi-Step Equations: Crack the Code large image
Multi-Step Equations: Crack the Code
Eighth Grade
Algebra
Give your students practice solving multi-step equations with this fun code-breaking worksheet!
Worksheet
Multi-Step Equations: Crack the Code
Multi-Step Equations: Crack the Code
Worksheet
Multi-Step Equations: Crack the Code
Give your students practice solving multi-step equations with this fun code-breaking worksheet!
Eighth Grade
Algebra
Worksheet
Crack the Code: Integer Puzzle
Crack the Code: Integer Puzzle
Interactive Worksheet
Crack the Code: Integer Puzzle large image
Crack the Code: Integer Puzzle
Seventh Grade
Integers and Rational Numbers
You just won an amazing prize, but it’s locked in a safe! Thankfully, the code is a single integer between -40 and 40, and you’ve got the clues to solve it.
Interactive Worksheet
Crack the Code: Integer Puzzle
Crack the Code: Integer Puzzle
Interactive Worksheet
Crack the Code: Integer Puzzle
You just won an amazing prize, but it’s locked in a safe! Thankfully, the code is a single integer between -40 and 40, and you’ve got the clues to solve it.
Seventh Grade
Integers and Rational Numbers
Interactive Worksheet
Pythagorean Theorem: Crack the Code
Pythagorean Theorem: Crack the Code
Worksheet
Pythagorean Theorem: Crack the Code large image
Pythagorean Theorem: Crack the Code
Eighth Grade
Geometry
Practice using the Pythagorean theorem to find the missing leg or hypotenuse lengths of right triangles in this eighth-grade geometry worksheet!
Worksheet
Pythagorean Theorem: Crack the Code
Pythagorean Theorem: Crack the Code
Worksheet
Pythagorean Theorem: Crack the Code
Practice using the Pythagorean theorem to find the missing leg or hypotenuse lengths of right triangles in this eighth-grade geometry worksheet!
Eighth Grade
Geometry
Worksheet
Number Chart Mystery
Number Chart Mystery
Worksheet
Number Chart Mystery large image
Number Chart Mystery
First Grade
Subtraction
In this worksheet, students use the hundreds chart to crack the code and find the hidden treasure.
Worksheet
Number Chart Mystery
Number Chart Mystery
Worksheet
Number Chart Mystery
In this worksheet, students use the hundreds chart to crack the code and find the hidden treasure.
First Grade
Subtraction
Worksheet
Dragon's Dilemma: Division Facts Up to 12
Dragon's Dilemma: Division Facts Up to 12
Interactive Worksheet
Dragon's Dilemma: Division Facts Up to 12 large image
Dragon's Dilemma: Division Facts Up to 12
Third Grade
Division
Take a daring dive into divison as you help a dragon crack the code! 
Interactive Worksheet
Dragon's Dilemma: Division Facts Up to 12
Dragon's Dilemma: Division Facts Up to 12
Interactive Worksheet
Dragon's Dilemma: Division Facts Up to 12
Take a daring dive into divison as you help a dragon crack the code! 
Third Grade
Division
Interactive Worksheet
Snake Coloring Patterns
Snake Coloring Patterns
Worksheet
Snake Coloring Patterns large image
Snake Coloring Patterns
Pre-K
Patterns
These sneaky snakes are hiding, but your kindergartener can crack the code to color them in and reveal their patterns.
Worksheet
Snake Coloring Patterns
Snake Coloring Patterns
Worksheet
Snake Coloring Patterns
These sneaky snakes are hiding, but your kindergartener can crack the code to color them in and reveal their patterns.
Pre-K
Patterns
Worksheet
Crack the Code: Decimal Expanded Form
Crack the Code: Decimal Expanded Form
Interactive Worksheet
Crack the Code: Decimal Expanded Form large image
Crack the Code: Decimal Expanded Form
Fifth Grade
Decimals
Become a decimal detective in this inviting expanded form worksheet!
Interactive Worksheet
Crack the Code: Decimal Expanded Form
Crack the Code: Decimal Expanded Form
Interactive Worksheet
Crack the Code: Decimal Expanded Form
Become a decimal detective in this inviting expanded form worksheet!
Fifth Grade
Decimals
Interactive Worksheet
Crack the Code with Addition and Subtraction
Crack the Code with Addition and Subtraction
Worksheet
Crack the Code with Addition and Subtraction large image
Crack the Code with Addition and Subtraction
Second Grade
Addition
Decode the secret message Ninja Aki has sent you! He writes his messages in addition and subtraction problems. Solve and unravel his secret ninja message!
Worksheet
Crack the Code with Addition and Subtraction
Crack the Code with Addition and Subtraction
Worksheet
Crack the Code with Addition and Subtraction
Decode the secret message Ninja Aki has sent you! He writes his messages in addition and subtraction problems. Solve and unravel his secret ninja message!
Second Grade
Addition
Worksheet
Crack the Code: Number Names to 20
Crack the Code: Number Names to 20
Worksheet
Crack the Code: Number Names to 20 large image
Crack the Code: Number Names to 20
First Grade
Numbers and Counting
Become a math detective with this inviting first-grade worksheet!
Worksheet
Crack the Code: Number Names to 20
Crack the Code: Number Names to 20
Worksheet
Crack the Code: Number Names to 20
Become a math detective with this inviting first-grade worksheet!
First Grade
Numbers and Counting
Worksheet
Add and Subtract Up to 10: Box Puzzles
Add and Subtract Up to 10: Box Puzzles
Interactive Worksheet
Add and Subtract Up to 10: Box Puzzles large image
Add and Subtract Up to 10: Box Puzzles
First Grade
Mixed Operations
Have your first and second graders try to crack the code and solve the puzzle, one number box at a time!
Interactive Worksheet
Add and Subtract Up to 10: Box Puzzles
Add and Subtract Up to 10: Box Puzzles
Interactive Worksheet
Add and Subtract Up to 10: Box Puzzles
Have your first and second graders try to crack the code and solve the puzzle, one number box at a time!
First Grade
Mixed Operations
Interactive Worksheet
Colorful Christmas Math #16
Colorful Christmas Math #16
Worksheet
Colorful Christmas Math #16 large image
Colorful Christmas Math #16
Second Grade
Addition
Each Christmas gift in this math and coloring worksheet contains an addition or subtraction problem that helps your child crack the color 'code.'
Worksheet
Colorful Christmas Math #16
Colorful Christmas Math #16
Worksheet
Colorful Christmas Math #16
Each Christmas gift in this math and coloring worksheet contains an addition or subtraction problem that helps your child crack the color 'code.'
Second Grade
Addition
Worksheet
Multiplication: Mammal Mystery
Multiplication: Mammal Mystery
Worksheet
Multiplication: Mammal Mystery large image
Multiplication: Mammal Mystery
Third Grade
Multiplication
Kids solve multiplication problems to crack the code and find the egg-laying mystery mammal on this third grade math worksheet.
Worksheet
Multiplication: Mammal Mystery
Multiplication: Mammal Mystery
Worksheet
Multiplication: Mammal Mystery
Kids solve multiplication problems to crack the code and find the egg-laying mystery mammal on this third grade math worksheet.
Third Grade
Multiplication
Worksheet
Crack the Code: Adding 2 Using a Hundreds Chart
Crack the Code: Adding 2 Using a Hundreds Chart
Worksheet
Crack the Code: Adding 2 Using a Hundreds Chart large image
Crack the Code: Adding 2 Using a Hundreds Chart
First Grade
Addition
Can you decode the secret message hidden in these addition problems?
Worksheet
Crack the Code: Adding 2 Using a Hundreds Chart
Crack the Code: Adding 2 Using a Hundreds Chart
Worksheet
Crack the Code: Adding 2 Using a Hundreds Chart
Can you decode the secret message hidden in these addition problems?
First Grade
Addition
Worksheet
Adding and Subtracting: What's the Word? 2
Adding and Subtracting: What's the Word? 2
Worksheet
Adding and Subtracting: What's the Word? 2 large image
Adding and Subtracting: What's the Word? 2
First Grade
Addition
Kids solve addition and subtraction problems with one- and two-digit numbers to crack the code and find the mystery word on this first grade math worksheet.
Worksheet
Adding and Subtracting: What's the Word? 2
Adding and Subtracting: What's the Word? 2
Worksheet
Adding and Subtracting: What's the Word? 2
Kids solve addition and subtraction problems with one- and two-digit numbers to crack the code and find the mystery word on this first grade math worksheet.
First Grade
Addition
Worksheet
Name That Shape
Name That Shape
Worksheet
Name That Shape large image
Name That Shape
Second Grade
Geometry
Looking for a fun math worksheet? This multi-step printable challenges your child to match shapes to their description to crack a secret code!
Worksheet
Name That Shape
Name That Shape
Worksheet
Name That Shape
Looking for a fun math worksheet? This multi-step printable challenges your child to match shapes to their description to crack a secret code!
Second Grade
Geometry
Worksheet
Adding and Subtracting: What's the Word? 1
Adding and Subtracting: What's the Word? 1
Worksheet
Adding and Subtracting: What's the Word? 1 large image
Adding and Subtracting: What's the Word? 1
First Grade
Mixed Operations
Kids solve addition and subtraction problems with one- and two-digit numbers to crack the code and find the mystery word on this first grade math worksheet.
Worksheet
Adding and Subtracting: What's the Word? 1
Adding and Subtracting: What's the Word? 1
Worksheet
Adding and Subtracting: What's the Word? 1
Kids solve addition and subtraction problems with one- and two-digit numbers to crack the code and find the mystery word on this first grade math worksheet.
First Grade
Mixed Operations
Worksheet
Secret Code Math
Secret Code Math
Worksheet
Secret Code Math large image
Secret Code Math
Fourth Grade
Addition
Use your addition and decoding skills to solve eight problems in this fun math puzzle!
Worksheet
Secret Code Math
Secret Code Math
Worksheet
Secret Code Math
Use your addition and decoding skills to solve eight problems in this fun math puzzle!
Fourth Grade
Addition
Worksheet
Math Facts Secret Codes
Math Facts Secret Codes
Activity
Math Facts Secret Codes large image
Math Facts Secret Codes
Second Grade
Addition
For most second graders, a good secret code is just about irresistible. Here's one that builds math facts while you're at it!
Activity
Math Facts Secret Codes
Math Facts Secret Codes
Activity
Math Facts Secret Codes
For most second graders, a good secret code is just about irresistible. Here's one that builds math facts while you're at it!
Second Grade
Addition
Activity
Greatest Common Factors: Color by Code
Greatest Common Factors: Color by Code
Worksheet
Greatest Common Factors: Color by Code large image
Greatest Common Factors: Color by Code
Sixth Grade
Number Theory
Finding the greatest common factor is great fun in this color by numbers worksheet!
Worksheet
Greatest Common Factors: Color by Code
Greatest Common Factors: Color by Code
Worksheet
Greatest Common Factors: Color by Code
Finding the greatest common factor is great fun in this color by numbers worksheet!
Sixth Grade
Number Theory
Worksheet
Area of Quadrilaterals: Finding Missing Measurements #1
Area of Quadrilaterals: Finding Missing Measurements #1
Interactive Worksheet
Area of Quadrilaterals: Finding Missing Measurements #1 large image
Area of Quadrilaterals: Finding Missing Measurements #1
Seventh Grade
Geometry
Let’s crack the case of the missing quadrilateral measurement!
Interactive Worksheet
Area of Quadrilaterals: Finding Missing Measurements #1
Area of Quadrilaterals: Finding Missing Measurements #1
Interactive Worksheet
Area of Quadrilaterals: Finding Missing Measurements #1
Let’s crack the case of the missing quadrilateral measurement!
Seventh Grade
Geometry
Interactive Worksheet
Add the Numbers: Jane the Hen
Add the Numbers: Jane the Hen
Worksheet
Add the Numbers: Jane the Hen large image
Add the Numbers: Jane the Hen
Kindergarten
Addition
Help Jane the Hen find her lost eggs by taking a crack at these addition problems.
Worksheet
Add the Numbers: Jane the Hen
Add the Numbers: Jane the Hen
Worksheet
Add the Numbers: Jane the Hen
Help Jane the Hen find her lost eggs by taking a crack at these addition problems.
Kindergarten
Addition
Worksheet
Spy Math
Spy Math
Workbook
Spy Math large image
Spy Math
Fifth Grade
Math Puzzles
This book is all about logic puzzles, challenging kids to crack codes and determine answers by process of elimination and by observing clues. It exercises skills like reading, planning and reasoning.
Workbook
Spy Math
Spy Math
Workbook
Spy Math
This book is all about logic puzzles, challenging kids to crack codes and determine answers by process of elimination and by observing clues. It exercises skills like reading, planning and reasoning.
Fifth Grade
Math Puzzles
Workbook
Ice Cream Detective
Ice Cream Detective
Game
Ice Cream Detective large image
Ice Cream Detective
Pre-K
Data and Graphing
Children will crack the case using adjectives, descriptions, and process of elimination.
Game
Ice Cream Detective
Ice Cream Detective
Game
Ice Cream Detective
Children will crack the case using adjectives, descriptions, and process of elimination.
Pre-K
Data and Graphing
Game
Add & Spell the Hidden Word 7
Add & Spell the Hidden Word 7
Worksheet
Add & Spell the Hidden Word 7 large image
Add & Spell the Hidden Word 7
Second Grade
Addition
Kids can practice two-digit addition, then crack a word puzzle using their answers in this 2nd grade math worksheet.
Worksheet
Add & Spell the Hidden Word 7
Add & Spell the Hidden Word 7
Worksheet
Add & Spell the Hidden Word 7
Kids can practice two-digit addition, then crack a word puzzle using their answers in this 2nd grade math worksheet.
Second Grade
Addition
Worksheet
Multiply Three-Digit Numbers
Multiply Three-Digit Numbers
Worksheet
Multiply Three-Digit Numbers large image
Multiply Three-Digit Numbers
Fourth Grade
Multiplication
Your child can be a code breaker and practice her multiplication skills. Multiply three-digit numbers on this coded math worksheet, and help a math ninja out!
Worksheet
Multiply Three-Digit Numbers
Multiply Three-Digit Numbers
Worksheet
Multiply Three-Digit Numbers
Your child can be a code breaker and practice her multiplication skills. Multiply three-digit numbers on this coded math worksheet, and help a math ninja out!
Fourth Grade
Multiplication
Worksheet
Fun With Math Facts
Fun With Math Facts
Activity
Fun With Math Facts large image
Fun With Math Facts
First Grade
Addition
Here's a simple math activity that has your child using her basic addition facts to solve a secret code.
Activity
Fun With Math Facts
Fun With Math Facts
Activity
Fun With Math Facts
Here's a simple math activity that has your child using her basic addition facts to solve a secret code.
First Grade
Addition
Activity
Add and Subtract to Find the Magic Word
Add and Subtract to Find the Magic Word
Worksheet
Add and Subtract to Find the Magic Word large image
Add and Subtract to Find the Magic Word
First Grade
Addition
The wizard has a secret message, but to unlock the code your first grader must do some addition and subtraction problems.
Worksheet
Add and Subtract to Find the Magic Word
Add and Subtract to Find the Magic Word
Worksheet
Add and Subtract to Find the Magic Word
The wizard has a secret message, but to unlock the code your first grader must do some addition and subtraction problems.
First Grade
Addition
Worksheet
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