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Squigly's Secret Code
In this puzzle worksheet, students decipher a "secret" code. Students determine the message by filling in the letter that goes with each symbol.
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Break the Code!
Seventh graders crack a code using binary numbers. In this technology lesson, 7th graders explain how binary codes can represent letters and numbers. They create their own code and exchange them with their classmates.
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Squigly's Secret Code: Car
In this puzzle worksheet, students decipher a "secret" code. Students determine the message by filling in the letter that goes with each symbol.
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Decoding the Spelling Words
For this spelling worksheet, students use the key to decode 20 spelling words. Students decipher the words and write them on the lines.
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Cryptogram: Can You Figure Out What the Message Says?
In this cryptogram worksheet, learners use the letter and number code key to decipher the 12 words in a secret message about geography.
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Detective Digis and the Computer Caper
Mathematicians participate in an hands-on activity to investigate the binary number system and write messages in binary code and have classmates decipher the messages. A said video on the topic does not seem to be available, but the...
Education World
Live Together Code
In this health worksheet, students focus upon the aspect of living in positive social relationships while deciphering a code to reveal a message.
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Coordinating Coordinates
Third graders explore coordinate pairs and coordinate grids. They use a grid on which each letter of the alphabet is assigned a coordinate pair, 3rd graders decipher a coded message. Pupils compare coordinate pairs on a coordinate grid...
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Signal Corps
Students examine the role of signal corps during the Civil War and explore the technique of 'wigwag.' In this Civil War lesson, students discuss the way they communicate long distance today, they research how a civil war soldier...
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Secret Scroll
Pupils examine various scrolls, codes, and languages. They develop their own secret code and compose a message using it. They then create antique-like paper scrolls and write messages on them in their secret codes, then try to decipher...
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Keyboarding - Decoding the Keys
Students work in pairs to decipher encoded messages. They read off descriptions of each letter's location on the keyboard and type them into a document to form a message.
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Shh...It's a Secret!
Students explore codes, decode secret messages, and create codes of their own to use with their friends. They examine the use of gestures, letters, symbols and numbers in codes.
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Shh... It's a Secret!
Fifth graders examine a series of rules for deciphering a code. They create their own secret message using a code after watching video. They access a web site to practice their decoding skills.
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President Jefferson's Cipher: Cracking the Code
Students examine the journey out west by Lewis and Clark. Using a cipher from President Jefferson, they solve a code he gave to the explorers before setting out on their exploration. They share his message with the class and state...
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Keyboarding - Encoding the Keys
Students write an encoded message. They write a short message and encode it by describing each letter's location on the keyboard. They decipher each other's messages.
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Master Spy
Young scholars explain that a code is a system of symbols, letters, words, or signals that are used instead of ordinary words and numbers to send messages or to store information. They practice deciphering a variety of secret codes used...
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U Boat Hunt
Students recognize patterns and sequences in numbers. For this geometry lesson, students create rules to define the sequences and patterns they obsere. They translate coded messages as they dicuss navigational terms.
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Algebra: Introduction to Algebraic Expressions
Seventh graders, in an introductory algebra class, code and decode messages using substitution ciphers. Role-playing as mathematicians, they work in groups to decipher several messages, one of which translates to "math is awesome."
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Genes and Inheritance
Students explore genes and inheritance. After listening to a story describing a rare genetic disease, students discuss inheritance and how living things pass on traits to their children. In groups students, students decipher code...
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Basic Crypto Systems
Students try to solve codes mathematically. The use of a code needs a key. Students try to decipher a code with a mathematical key. This requires focus and higher order thinking skills like analysis.
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Simplifying Fractions
In this math worksheet, students simplify the fractions into simplest form. They use the answers to decipher the coded message at the bottom of the page.
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Condon Bingo
Students use COndon Bingo to decipher genetic codes. Students practice transcription and translation of codons while playing the game. They enjoy playing the game, while actively participating. Students develop an increase proficiency...
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Cryptogram
In this cryptogram worksheet, students fill out the key to a code and decipher a cryptogram about Abraham Lincoln. Students fill in the missing letters and read the message. The pattern in the key is not obvious.
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Basketball Addition Puzzle
In this math instructional activity, students solve 25 basic addition facts below 20. Using the sums and the key to the code, students decipher a secret message about basketball.