Worksheet
Curated OER

Code Fun

For Students 1st - 3rd
In this code fun activity worksheet, students decode a secret message using the symbol code key provided at the bottom of the worksheet.
Lesson Plan
Computer Science Unplugged

Count the Dots – Binary Numbers

For Teachers 4th - 12th
Did you know you can send a message using only zeroes and ones? This interactive resource presents an introduction to binary numbers. Through code cards, pupils learn to convert binary numbers to decimal numbers.
Lesson Plan
Curated OER

A Medieval Mystery: Can you decode the dark secrets of this cartoon?

For Teachers 4th - 6th
Students discover coding in medieval cartoons. In this medieval mystery lesson, students view cartoons from history to see if they can identify the clues or solve the mystery. 
Worksheet
Curated OER

The Code

For Students 4th - 6th
In this the code worksheet, students study, review and calculate which of six codes is the correct one to enter a computer with a top secret scientific breakthrough in it.
Lesson Plan
For the Teachers

$1 Math

For Teachers 2nd - 7th Standards
Captivate your class by having them find the value of their names, different zoo animals, musical instruments, etc.,with a mental math lesson. Using the coding formula listed, children learn to fluently estimate and calculate...
Lesson Plan
Curated OER

Guess the Secret Code

For Teachers 1st - 2nd
Students practice blending sounds into words. After the instructor demonstrates blending phonemes to make words that can be read, students are divided into two teams for a word blending game. Given the initial and final sounds,...
Worksheet
Curated OER

Squigly's Special Message- Playground Fun

For Students 2nd - 3rd
In this language arts worksheet, students solve a secret message by first reading 24 clues and fitting the answers into the puzzle grid. All answers have 4 letters, one of which is given as a hint.
Activity
Peter Bunzl

Cogheart and Moonlocket

For Students 6th - 10th Standards
Peter Bunzi takes readers to the Victorian era with two stories, Coghaert and Moonlocket. Accompany the literary time warp with a companion packet that offers a plethora of exercises. Learning...
Lesson Plan
Curated OER

Ehhh! Can you repeat that!

For Teachers K - 2nd
Students assess how to recognize phonemes that stand for letters creating spoken words utilizing the short vowel /e/. They associate our written language as a secret code to solve. The tongue twister "Everybody saw Eddie and the Eskimo...
Lesson Plan
Curated OER

Integrated Social Studies and Art Lesson

For Teachers 4th
Fourth graders study the Civil War and the Underground Railroad. In groups, they create coded quilts like those used in the Underground Railroad. They review secret codes used, plan a phrase they would like to use, and paint quilt...
Worksheet
Curated OER

Alchemy and Chemical Symbols

For Students 7th - 11th
In this alchemy worksheet, students read about how alchemists kept their experiment notes in secret code. Students design their own secret code for the given elements. This worksheet has 2 problems to solve.
Worksheet
Curated OER

Fifty Dollar Word$

For Students 5th - 6th
In this proving words have an exact value of $50 worksheet, students use the "Secret Coded Letter Values" to encode each word and use any math operation in any order or combination. Students encode 5 answers.
Worksheet
Curated OER

Goldentail's Rounding Railroad

For Students 5th - 6th
In this number puzzle worksheet, students solve 24 equations in each of two sets of multiplication and division problems. They circle each answer and round them to the nearest whole number. They use the secret code that is shown in a box...
Worksheet
Curated OER

Secret Code

For Students 4th
In this multiplication worksheet, 4th graders solve the 18 multiplication equations and use their answers to determine the code for the secret message.
Worksheet
Curated OER

Vowel Sounds -- Short Ee Words

For Students K - 2nd
In this letter and number recognition worksheet, students use a secret code box to help them spell 20 short Ee words.
Assessment
Bowland

German or English?

For Teachers 6th - 8th
Sprechen sie Deutsch? Future cryptographers must decide whether an unknown text is written in English or in German. They use provided pie charts about the frequency of words in the English and German languages to help make their decisions.
Lesson Plan
2
2
National Endowment for the Humanities

The "Secret Society" and FitzGerald's The Great Gatsby

For Teachers 11th - 12th Standards
"I have never been able to forgive the rich for being rich, and it has colored my entire life and works." This colored view is the focus of a close reading activity that asks readers of The Great Gatsby to examine the way...
Worksheet
Curated OER

Uncovering Underground Veggies

For Teachers 2nd - 4th
Add a word puzzle to your underground vegetable lesson plan. Learners unscramble vegetable names and discover a hidden message using corresponding numbers and letters.    
Lesson Plan
Code.org

The Need for Encryption

For Students 9th - 12th
Scholars investigate the need for encryption as they read a portion of the book Blown to Bits and discuss encryption techniques. They finish by attempting to decode a message written using a Caesar cipher.
Lesson Plan
Code.org

Public Key Cryptography

For Students 9th - 12th
Investigate how public key cryptography works. Scholars continue their study of one-way functions and asymmetric keys and apply this information to public key cryptography. They use an app to explore public key cryptography and its...
Lesson Plan
Curated OER

President Jefferson's Cipher: Cracking the Code

For Teachers 3rd - 12th
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...
Lesson Plan
Curated OER

The Rotating Grille

For Teachers 9th - 10th
Students experience the geometric method of coding by actual construction and use of a rotating grille. Students use rotations and reflections to code and decode messages. Students explore nomenclature and symmetry.
Worksheet
Curated OER

Fifty Dollar Word$ From Ms. Smiley's Class

For Students 5th
In this math code worksheet, 5th graders analyze 6 words that have an exact value of $50 according to the code. Students encode each word using the values in the key and use any of the four basic math operations to show a final value of...
Worksheet
Curated OER

Fifty Dollar Word$

For Students 5th - 6th
In this math code worksheet, learners analyze 6 words that have an exact value of $50. Students encode each word with numbers from the key and use any of the four math operations to show a value of $50.

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