Activity
Computer Science Unplugged

#### Kid Krypto–Public-Key Encryption

For Teachers 6th - 12th
Class members have an opportunity to experience how to use a public key to encrypt information and a private key to decrypt it. Groups create their own public key and encrypt information then develop private keys to decrypt this...
Worksheet
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#### Hurricane and Tornadoes Cryptogram Worksheet

For Students 3rd - 5th
When is hurricane season? Have fun with science using this cryptogram, in which learners reveal the answer by unscrambling 7 weather-related terms. Older students may know the answer without completing the puzzle, so be aware you may...
Worksheet
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#### Calculus Cryptogram

For Students 11th - Higher Ed
In this calculus worksheet, students solve an intriguing cryptogram addition puzzle comprised of calculus vocabulary words. There is 1 cryptogram and solution.
Worksheet
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#### Calculus Cryptogram

For Students 11th - Higher Ed
In this calculus worksheet, students solve an intriguing cryptogram comprised of the addition of calculus vocabulary words. There is 1 cryptogram and solution.
Worksheet
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#### Algebra Cryptogram

For Students 10th - 12th
In this algebra worksheet, students solve a cryptogram puzzle to prove that two wrongs add to a right.  There is 1 cryptogram and solution.
Worksheet
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#### Planet Cryptogram

For Students 4th - 5th
In this science worksheet, students answer six clues about the solar system. Students use their answers to complete a table with corresponding numbers for each letter.
Worksheet
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#### Three+Four=Seven

For Students 7th - 10th
In this math cryptogram worksheet, students add the words three and four to get the word seven. Each letter stands for a different number.
Worksheet
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#### Cryptogram: Can You Figure Out What the Message Says?

For Students 3rd - 4th
In this cryptogram worksheet, students use the letter and number code key to decipher the 12 words in a secret message about geography.
Worksheet
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#### Cryptogram

For Students 3rd - 4th
In this letter cryptogram worksheet, students use the letter code to spell the message in the sentence. Students complete 18 words.
Worksheet
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#### Ancient Rome Cryptogram

For Students 5th - 6th
In this Ancient Rome cryptogram instructional activity, learners unscramble 9 words regarding the civilization and then use the numbered boxes to solve a riddle.
Lesson Plan
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#### Crack the Code

For Teachers 3rd - 8th
Students solve a cryptogram puzzle to determine facts about fossil fuels. They "crack the code" and describe their method of solving the puzzle to their classmates.
Worksheet
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#### Rock N Roll Philosophy

For Students 8th - 11th
For this philosophy worksheet, learners identify the names of songs when given the first letter of each word.  This one-page worksheet contains 28 clues.  Answers are provided at the bottom of the page.
Worksheet
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#### Cryptogram

For Students 4th - 5th
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.
Worksheet
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#### Cryptogram: Grade Four Vocabulary List One

For Students 4th - 5th
In this cryptogram worksheet, students unscramble ten words by placing the correct letter in the shaded boxes. Students then use the numbered boxes to decode a cryptogram. There is no word list on the page.
Worksheet
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#### Cryptogram: Grade Two Vocabulary List One

For Students 2nd - 3rd
In this cryptogram worksheet, students unscramble 9 words by placing the correct letter in the shaded boxes. Students then decode a cryptogram. There is no word list.