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Secret Code
In this multiplication instructional activity, 4th graders solve the 18 multiplication equations and use their answers to determine the code for the secret message.
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Fraction Subtraction Code Breaker
In this fraction subtraction code breaker worksheet, 5th graders solve 11 fraction subtraction problems with common denominators, then use the answers to break the code.
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Help the Ghost!
In this secret code activity, students help a ghost fill in the blanks of a secret code from an alphabet code list to figure out what time it is.
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Fifty Dollar Word$ From Ms. Smiley's Class
In this math code worksheet, 5th graders analyze 6 words that have an exact value of $50 according to the code. Students encode each word using the values in the key and use any of the four basic math operations to show a final value of...
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Fifty Dollar Word$
In this math code worksheet, students 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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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.
K12 Reader
Geometric Shape Names
Combine math and language arts in the same lesson with a reading passage about number prefixes in geometric shapes. After reading several short paragraphs about the different prefixes used in shape names, kids answer five comprehension...
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Now Showing: Reel Reduction
In this fraction puzzle practice learning exercise, students put their problem solving skills to use as they solve a secret code by adding and subtracting fractions.
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Unit Fractions of Numbers
In this unit/fractions worksheet, students find unit fractions of given numbers, then use a code grid to find a secret code word.
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Professor Panda's Pizza Graph
For this data analysis worksheet, students answer 11 questions using a bar graph that was constructed from the answers to a survey about pizza toppings. They use a secret code to determine the best place to have a pizza.
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Secret Code
In this division worksheet, 4th graders solve the 11 division equations and then match each number in the message with the division quotients. Students determine the message.
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Fourth of July Add or Subtract Worksheets
There are actually two Independence-Day-themed worksheets in this resource. Patriots solve three-digit addition and subtraction problems, then find the letter from the key that corresponds to each of their answers. As they place each...
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Basketball Addition Puzzle
In this math 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.
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Baseball Word Puzzle and Addition Facts
For this math worksheet, students solve 25 basic addition facts below 20. Using the sums and the key to the code, students decipher a secret message about baseball.
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George Washington Addition Puzzle
In this math worksheet, learners solve 45 basic addition facts. Using the sums and the key to the code, students will decipher the secret message about George Washington.
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Addition Facts (Chinese New Year Puzzle)
In this math worksheet, students solve 15 basic addition facts with sums up to 20. Using the answers and the code key, students decipher the secret message about Chinese New Year.
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Minnesota Muskrat's Worldwide Adventures
In this long division worksheet, 5th graders solve problems to decode a secret message. Students solve for 60 problems with some remainders and two digit quotients.
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You Know the Answer
In this problem solving instructional activity, 4th graders are given an answer to a question and must solve the mathematical problems to discover the secret question. Students solve for 18 problems using addition, subtraction,...
K12 Reader
What Is a Glyph?
After reading a short passage about glyphs, kids must follow the provided directions to create a star glyph.
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English Vocabulary Skills: AWL Sublist 4 - Exercise 3a
In this online interactive English vocabulary skills worksheet, students answer 10 matching questions which require them to fill in the blanks in 10 sentences. Students may submit their answers to be scored.
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Breaking News English: Napster a Rival for iPod?
In this English instructional activity, learners read "Napster a Rival for iPod?," and then respond to 47 fill in the blank, 7 short answer, 20 matching, and 8 true or false questions about the selection.