Curated OER
Coded Message Game
In this coded message worksheet, students use the two-digit numbers and letters of the alphabet code to decipher a quote about the brain from Santiago Ramon y Cajal. Students decode eighteen words.
Curated OER
Code Fun
In this picture code worksheet, learners use the code key to decipher a message. The symbols are ovals, circles and squares with intricate designs.
Curated OER
Create Your Own Coded Language
Students discover and identify cryptology used in everyday life. They decipher or crack codes. Students create their own secret writing or coded messages, and develop a dictionary of eponyms. They discuss how they have already...
K12 Reader
The Note Was in Code!
While it's quite an ode, this short poem uses the long /o/ sound repeatedly in words like code, note, alone, and phone. Kids read the selection and answer three comprehension questions about the text.
Curated OER
Lesson: Paul Chan: Alternumeric Fonts
Learning to analyze language, symbols, and codes is part of becoming a deep and critical thinker. Young analysts consider their ability to see hidden messages as they analyze the work of Paul Chan. There are two fully developed...
Curated OER
Squigly's Secret Code
For this secret code worksheet, students decipher the answer to Squigly's secret code by printing the letter on the line given that goes with each symbol.
Curated OER
Patterns of Communication
Scholars examine codes, symbols, and other forms of communication. They discuss Morse Code. Next, they are given messages written in code, which they must decipher.
Curated OER
Cryptography and Cryptanalysis
In this cryptography and cryptanalysis worksheet, 8th graders read the explanation and example for codes and ciphers, then answer 2 questions and decipher 2 messages.
Curated OER
Save Our Ship!
In this deciphering a message learning exercise, students utilize a Morse code alphabet key to decipher a message to the captain of the Titanic.
Curated OER
Squigly's Secret Code
In this Valentine's Day worksheet, students decipher a message by analyzing a given code. In the code, each letter of the alphabet is represented by a symbol.
Curated OER
Break the Pentomino Code!
Students read and analyze the book, Chasing Vermeer. They discuss the main story elements, analyze how pentominoes are important to the story, use a pentomino code to decipher a message, and create a secret code of their own.
Curated OER
Morning Message-Mystery Code
Students copy and figure out the Mystery Codeword each day. They copy Mystery Code into journal. They match the number with the letter to decipher the code word. They draw a picture to match code word. At the end of the week, the...
Curated OER
Coin Codes
Students work on cracking coin codes in honor of the Navajo Code Talkers Medal. Students review the handout on Crack the Code. Students race to see who can crack the code the fastest.
Curated OER
Deciphering Morse Code
Students write and decode messages using Morse code, as Civil War soldiers might have done. They use a worksheet imbedded in this lesson to help them experience morse code.
Curated OER
Squigly's Secret Easter Code
In this math worksheet, students practice solving the code in order to decipher a secret message that is based upon the theme of Easter.
Curated OER
Squigly's Secret Code
In this word puzzle worksheet, students decipher the answer to a "secret code." Students analyze a code in which each letter of the alphabet is represented by a symbol.
Curated OER
Cracking Codes and Ciphers
Learners explore different codes and ciphers including Morse Code, Egyptian Hieroglyphs, and the Alphabet. They discuss how and why codes are used. Students create their own code and message to exchange with classmates.
Curated OER
Ocean Morse Code
Students gain knowledge of the maritime importance of Morse code and enjoy applying this information to decipher Morse code messages from other students.
Curated OER
Noughts and Crosses Code
In this secret code worksheet, students analyze and interpret a noughts and crosses code in order to decipher the code and figure out what the message is.
Curated OER
Squigly's Secret Code
In this secret code learning exercise, students will print the letter that corresponds with the symbol to decipher a secret message from Squigly.
Curated OER
Codebreaker Math
Students solve addition and subtraction problems and decipher and write messages using a code. They read and discuss an informational fact sheet about the Navajo code talkers from World War II, and decode and re-code messages using math...
Curated OER
Code Fun
For this code worksheet, students use the code key at the bottom of the page to decipher a message. The code key features lines in different configurations.
Curated OER
Decoding a Mystery Message from Space
Students examine a message sent from outer space and do their best to interpret its meaning. In this problem solving lesson, students investigate a code sent to them from "outer space." The students collaborate with their classmates to...
Shodor Education Foundation
Spy Game
Turn students into detectives as they decipher encrypted messages. Introduce your class to modular arithmetic and have a little fun encrypting and decoding secret messages. The activity does not hit many content standards, but would be...