Coded Message
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Intro to Cryptography: Secret Codes, Ciphers & Cryptogram Activity | GT Activity
Unlock the World of Secret Codes!Bring high‑engagement problem‑solving into your classroom with this complete Intro to Cryptography lesson pack. Students explore ciphers, codes, cryptograms, glyphs, and the fascinating science behind secret communication. Perfect for Gifted & Talented, STEM enrichment, logic units, and upper‑elementary extension. This resource breaks down complex ideas into clear, student‑friendly explanations and hands‑on activities. Students learn how to encrypt and decr
3rd - 6th
Other (Math), Other (Science), Visual Arts
6th Grade Decimal Operations Worksheet | Funny Message Codebreaker Activity
Make practicing decimal operations fun and engaging with this 6th grade math worksheet + mystery code activity! Students will solve 20 decimal problems involving addition, subtraction, multiplication, and division. Each correct answer helps them unlock a secret 16-letter code: “DECIMALS ARE THE BEST!” This activity is perfect for reinforcing decimal skills while adding an element of excitement and problem-solving. What’s Included: 20 decimal operation problems Student recording sheet Myster
5th - 7th
Decimals, Math Test Prep, Place Value
CCSS
6.NS.B.3
Also included in: 6th Grade Math Funny Meme Message Codebreaker Bundle- GROWING
Crack the Code: Common Factors Full Lesson Bundle (Slides + Activity)
Product Overview: Engage your 6th-grade students with this exciting Spy & Cryptography themed bundle! This resource is designed to master Common Factors while immersing students in the world of encryption. Perfect for introducing the topic or reviewing key concepts in a fun, real-world context. This Bundle Includes (2 Resources):1. Common Factors & Cryptography Lesson Slides ($4.50 Value)A complete slide deck with an engaging encryption theme.Covers the definitions and methods for finding comm
5th - 7th
Applied Math, Arithmetic, Numbers
CCSS
6.NS.B.4
2 Digit Addition Without Regrouping | Base Ten Blocks & Hidden Message 1st Grade
Welcome your new 2nd graders with a fun, stress-free, and uplifting math review! This 2-digit addition ( no regrouping) resource helps students reconnect with place value and addition strategies after summer break—without overwhelm. The fun part? Students can crack the code as they solve each problem to reveal hidden messages, adding encouragement and positivity to every page while rebuilding essential math skills. ✨ What’s Included: ✔ Build the NumberStudents create numbers using tens and
1st - 2nd
Arithmetic, Basic Operations, Place Value
CCSS
1.NBT.B.2
, 1.NBT.B.2a
, 1.NBT.B.2c
+1
Valentine’s Day Crack the Code Simple Addition Worksheets | Math Mystery Puzzle
💘 Make simple addition fun this Valentine’s Day! These Valentine’s Day Crack the Code Simple Addition Worksheets turn math practice into an exciting mystery kids love to solve. Perfect for classrooms, homeschool families, and co-ops, students solve multiplication problems to reveal secret Valentine-themed messages. ✨ What’s Included: ✔ Set of 4 Color Printable Valentine’s Day simple addition crack-the-code worksheets and Answer Key ✔ Engaging math mystery puzzles with Valentine themes ✔ Answer
K - 2nd
Arithmetic, Math Test Prep, Numbers
Valentine’s Day Crack the Code Multiplication Worksheets
Valentine’s Day Crack the Code Multiplication Worksheets💘 Make multiplication fun this Valentine’s Day! These Valentine’s Day Crack the Code Multiplication Worksheets turn math practice into an exciting mystery kids love to solve. Perfect for classrooms, homeschool families, and co-ops, students solve multiplication problems to reveal secret Valentine-themed messages. ✨ What’s Included: ✔ Set of 4 Color Printable Valentine’s Day multiplication crack-the-code worksheets and Answer Key ✔ Engaging
2nd - 4th
Applied Math, Math Test Prep, Numbers
Crack the Code: Common Factors Encryption Worksheet | Differentiated Puzzle
Can your students break the code? In this engaging activity, students become "Code Breakers." They must find the Common Factors of specific number pairs to unlock a cipher and reveal a hidden secret message (a fun joke/riddle). BUILT-IN DIFFERENTIATION: We know every classroom has mixed abilities. This resource includes two versionsof the same puzzle: Level A (Scaffolded): Includes "Hint" columns (e.g., tells students how many factors to look for) to support struggling learners.Level B (Challe
5th - 7th
Applied Math, Arithmetic, Numbers
CCSS
6.NS.B.4
Also included in: Crack the Code: Common Factors Full Lesson Bundle (Slides + Activity)
3rd Grade Christmas Math • Multiplication Color by Code • Holiday Student Gifts
Looking for a quick, low-prep Christmas gift for your students?This set of mini color-by-code pages with 12 different ornaments is a perfect sprinkle of joy for your December lessons. Each page takes about 3–5 minutes to complete, so you can add some holiday fun without losing instructional time. What’s included12 different ornament designs. Stars, hearts, cabins, gingerbread shapes, and more — fun and exciting to see what comes next.12 unique warm holiday messages. Each page starts with a “To
3rd
Basic Operations, Classroom Community, Mental Math
CCSS
3.OA.C.7
3rd Grade Math Pixel Art Mystery Game | Multiplication | Color by Code Printable
In this collaborative game, students solve a pixel-art mystery to decode a message from a friendly robot. There are seven half-pages with letters that come together to spell the phrase “Hug in a bowl.” The game is designed for groups of four students.This activity takes about 40 minutes.What’s included:Half-pages (US Letter) with pixel art color-by-code: ▪ 7 half-pages each revealing one or two letters that combine to make “Hug in a bowl” ▪ 3 additional half-pages to help you adjust timing f
3rd
Basic Operations, Mental Math
CCSS
3.OA.A.1
, 3.OA.C.7
FREE Secret Angle Code Alphabet & Angle Visualization Tool | Crack Angles Code
Crack the Angles Code. Hands on manipulative to visualize angles. You can use this tool while measuring angles with a protractor so students can visualize angles or play with encoding and decoding secret messages. It's a great activity for the First Days of School, Back to School, Summer Camp, Summer School, or End of the Year Math & Art Activity. You can also use it as an outdoor activity to encode directions or tasks. There are no messages to decode. There is only a cipher decoder. You ca
4th - 7th
Geometry, Math, Measurement
CCSS
4.MD.C.6
Small Basic Computer Language Programming (coding) Introduction Workbook
I couldn't find anything that I felt was 'user friendly' and started simply enough for my students. So I made my own. This is a self-paced workbook that introduces the students to using a language to write a program. The skills focused on include:-
Writing messages
adding colour
introducing variables
drawing shapes
question and answer commands
input/output programming
I wrote this to target my bright students in Year 4-8, but could easily be used as a introduction to the complexity and langua
4th - 12th
Computer Science - Technology, Other (Math)
Mother's Day #1 Mom Color by Code Math: Fractions Simplest Form
Looking for MOTHER'S DAY math activities? Engage your students by having them simplify fractions with a #1 MOM message! There are over 30 problems on a color-by-number picture. The answer key is provided. The more your students practice putting fractions in lowest terms, the better they will get! This is a great resource for homework, classwork, workstations, or sub plans.
4th - 7th
Math
Montessori Bead Bars Poster | Colour-Coded Numbers 1 to 10 | Math Wall Art
✨Add some Montessori-aligned fun to your walls with this bead bar poster. ✨Displayed on this poster is the formation of the numbers one through ten along with each number's corresponding colour-coded bead bar. This printable, educational poster is a great reminder and reference for young learners. They can look to this poster for help when working with the bead bars. It’s as easy as download, print, and hang! Quickly add some beauty to your math area. This poster is a must-have for an elementary
1st - 3rd
Math, Mental Math, Numbers
Father's Day #1 Dad Color by Code Math: Fractions Simplest Form
Looking for FATHER'S DAY math activities? Engage your students by having them simplify fractions with a #1 DAD message! There are over 50 problems on a color-by-number picture. The answer key is provided. The more your students practice putting fractions in lowest terms, the better they will get! This is a great resource for homework, classwork, workstations, or sub plans.
4th - 7th
Math
Binary Code to ASCIIi Poster
Learn binary code with this colorful poster! This poster is the perfect way to help students understand binary code and how it's used to encrypt and decrypt messages. It features a comprehensive table of ASCII characters and helpful explanations of binary concepts. The poster comes in 4 different colors and both US Letter and Ledger sizes, so you can find the perfect one for your classroom or home. Enjoy and please remember to follow me by clicking the following link to easily find my latest res
5th - 11th, Adult Education
Computer Science - Technology, Math
STEAM Christmas ComputerThemed Science Ornament 1st-5th Grade& Gifted/Talented
STEAM Christmas Computer-themed Christmas Ornaments involving Binary Code to create a secret Christmas Message! Includes: Teacher directions, Website Resources Page, Standards, Student Instruction/Planning Sheet and Higher Leveled Thinking Questions, Parent/Family Letter requesting supplies. The Student Directions Sheet & Binary Character Table comes in half-page sizes for saving on paper purposes. It is also comes in regular full size if you want that as an option. The Family Letter is a tri
1st - 5th
Math, Science
Super Code Breaker - 10 Codes for Kids to Solve Jokes and Send Messages
The best classroom management is engaged students! Kids love to explore codes and secret messages. This unit contains 10 different codes to explore with 32 student pages, and 11 pages of answer keys. These fun activities will ignite your students’ curiosity and determination to solve and send secret codes and messages. And what better motivation for problem solving than jokes and riddles? Not only is this a fun way to bring your group together, but also to strengthen your students’ brain con
4th - 7th
Math
CCSS
MP1
, MP4
, MP5
+1
Morse Code Crack the Code with Summer Riddles and Jokes Activity Worksheets
These Summer Morse Secret Codes activities help students learn how to encrypt and decrypt Morse Code messages. They are great at engaging your students with problem solving and help support your STEM teaching for back to school activities and worksheets after summer break. Included in this STEM resource areWriting your name in Morse CodeMorse code conversion sheetFive secret messages with jokes and riddlesAnswers have been includedEnjoy and please remember to follow me by clicking the following
4th - 12th
Math, Other (World Language)
Morse Code Crack the Code with Halloween Riddles and Jokes Activity Worksheets
These Halloween Morse Secret Codes activity help students learn how to encrypt and decrypt Morse Code messages. They are great at engaging your students with problem solving worksheets and help support your STEM teaching for back to school activities after summer break in September, October, and November. Included in this STEM resource areWriting your name in Morse CodeMorse code conversion sheetFive secret messages with jokes and riddlesAnswers have been includedEnjoy and please remember to fol
4th - 12th
Math, Other (World Language)
Morse Code Crack the Code Thanksgiving Riddles and Jokes Worksheet Activity
These Thanksgiving Morse Secret Codes activity help students learn how to encrypt and decrypt Morse Code messages. They are great at engaging your students with problem solving worksheets and help support your STEM teaching for back to school activities after fall break in October, November, and December. Included in this STEM resource areWriting your name in Morse CodeMorse code conversion sheetFive secret messages with jokes and riddlesAnswers have been includedEnjoy and please remember to fol
4th - 12th
Math, Other (World Language)
Morse Code Crack the Code Christmas Riddles and Jokes Activity Worksheets
This Christmas Morse Secret Codes activity helps students learn how to encrypt and decrypt Morse Code messages. They are great at engaging your students with problem solving worksheets during the Xmas months and help support your STEM teaching for back to school activities after fall break in October, November, and December. Included in this STEM resource areWriting your name in Morse CodeMorse code conversion sheetFive secret messages with jokes and riddlesAnswers have been includedPerfect as a
4th - 12th
Math, Other (World Language)
Binary Coding Unplugged Secret Codes Ascii
These ASCII Secret Codes are perfect to help students learn how to encrypt and decrypt binary messages as well as understand binary code. They are great at engaging your students with problem solving and help support your stem teaching. Included in this resource are - Writing your name in Binary - Two secret messages (2 versions normal and challenging) - Answers have been included Enjoy and please remember to follow me by clicking the following link to easily find my latest resources and receiv
5th - 12th, Adult Education
Computer Science - Technology, Math
Also included in: Binary Coding Unplugged Secret Codes and Poster Bundle Ascii
Morse Code to English Codes Famous Quotes Activity and STEM Worksheets
These Morse Secret Codes activities are perfect to help students learn how to encrypt and decrypt Morse Code messages. They are great at engaging your students with problem solving and help support your STEM teaching. Included in this resource are Writing your name in Morse CodeFive secret messagesAnswers have been includedIf you are interested in this product I have additional resources related to this topic that can be bought individually or in a bundle. Morse Code to English Codes Famous Quot
4th - 12th
Math, Other (World Language)
Also included in: Morse Code Secret Codes and Poster Bundle
Binary Code Worksheets Unplugged Secret Codes Famous Quotes Ascii
These Binary ASCII Secret Codes are perfect worksheets to help students learn how to encrypt and decrypt binary messages as well as understand binary code. They are great at engaging your students with problem solving and help support your stem teaching. Use them all year round and for back to school activities. Included in this resource are Writing your name in BinaryFive secret messages in Binary codeAnswers have been includedUnplugged CodingEnjoy and please remember to follow me by clicking t
5th - 12th, Adult Education
Computer Science - Technology, Math
Also included in: Binary Coding Unplugged Secret Codes and Poster Bundle Ascii
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