Curated OER
Scatter Brain
Examine a coordinated geometry grid to decode the hidden message. Pupils write a coded message to their parents using letter coordinates from the grid.
Curated OER
Decoding Machine
Students are introduced to the concept of variables and their uses. In groups, they are given a code in which they must find the value of the missing words. To end the lesson, they find the value of words over ten letters long and their...
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...
Curated OER
Decoding a Mystery Message from Space
Students examine a message sent from outer space and do their best to interpret its meaning. For this problem solving lesson, students investigate a code sent to them from "outer space." The students collaborate with their classmates to...
Curated OER
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.
Curated OER
All Systems Go!
Secret codes are so much fun, and a great way to practice nearly any math skill. Let your class become code breakers as they investigate inverse matrices. They use TI-Nspire technology to solve systems of equations which help them crack...
EngageNY
Using Matrix Operations for Encryption
Data encryption is an important security measure for sensitive data stored on computers. Pupils learn how to utilize matrices for creating code. They also get a great review of matrix multiplication, inverse matrices, and the identity...
BBC
The Cream Cake Mystery - Seeing Patterns
A great language arts lesson designed for emerging readers awaits your class. Rhyming words are the focus. Learners play an interactive learning game on the computer that helps them to understand words that rhyme. As with all of these...
Curated OER
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...
Curated OER
Matrices: A Secret Weapon
Students perform operations with matrices. In this algebra lesson, students use cryptography and cryptanalysis to solve problems. They add, subtract, and multiply matrices.
Curated OER
Skip Counting to Music
Your youngest mathematicians skip count by 2's, 5's, and 10's as they sing along to a Hap Palmer song that helps them remember the patterns. Students practice in whole group and then individually with the worksheet provided, using the...
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
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
Cryptography Implementation
Pupils explore cryptology. They write a research paper on cryptography. Using linear equations, students invent a code and write a secret message. Pupils complete cryptography puzzles.
Curated OER
Number Recognition Games
Students explore number sense by participating in a math recognition activity. In this number identification lesson, students practice pronouncing names of numbers and matching the number with an amount of objects. Students practice...
Curated OER
Shape Recognition Games
Students explore shapes. In this math lesson, students identify basic geometric shapes. Students complete activities in which they identify shapes, symbols and letters. Students draw geometric shapes.
Curated OER
Clock Arithmetic and Cryptography
Learners perform basic operations in modular (clock) arithmetic. Students encode and decode messages using shift and affine ciphers. Learners apply their multiplication, division, addition, and subtraction skills.
Curated OER
SHHH It's a Secret
Learners rewrite word problems using expressions and equations. In this algebra lesson, students use the correct variable to solve and write equations. They use the TI to graph their solution.
Curated OER
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.
Curated OER
Color Recognition Game
Pupils study color words. In this math lesson, students complete a variety of activities on the computer in which they identify colors and color words.
Curated OER
Balancing Acts
Fourth graders solve problems that can be modeled with algebraic equations or expressions. There are five sets of problems. Students should attempt one problem from each set each day. They increase in difficulty as the week progresses....
Curated OER
Basic Crypto Systems
Young scholars 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.
Alabama Learning Exchange
Alex: Can You Crack the Code?
Students will conduct guided research on the Navajo code talkers and briefly discuss their impact on WWII. Students will also be introduced to other forms of cryptology and use number pattern skills to crack their own code and create a...
Other popular searches
- Decoding Unfamiliar Words
- Decoding Long Words
- Decoding Multisyllabic Words
- Decoding Accented Words
- Decoding Animal Words
- Decoding Vowel Words
- Decoding Spelling Words
- Decoding Multi Syllable Words
- Decoding Greek Latin Words
- Decoding Big Words
- Decoding Polysyllabic Words
- Decoding Unknown Words