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Discover the Secret Word!
In this phonics worksheet, students analyze 6 pictures and say the names out loud. Students circle the beginning letters, then solve a code with the answers.
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December Holidays-Secret Decoder Activity
In this December holiday instructional activity, students use a letter key given at the top of the page to determine the "coded" words about holidays in December. A reference web site is given for additional activities.
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SHHH It's a Secret
Students 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.
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Spring Picture Cryptogram Puzzle
In this early childhood cryptogram worksheet, students decode and solve a spring secret message by filling in the blanks with the letter that matches each picture from the box at the bottom of the page.
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Cracking the Code
Second graders explore patterns with colors, shapes, and numbers by completing a fun quiz, watching a video, creating their own secret patterns/codes and completing an online patterning game.
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Valentine's Day Secret Message Puzzle
In this word puzzle worksheet, students use the picture-letter code to decode the hidden Valentine's Day message. The message says, "Be My Valentine."
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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...
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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.
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Punctuation: Periods. Commas,
Color-coded slides model for viewers the various uses of the comma and the period. The rule is presented and followed by several examples. Consider extending the lesson with a practice exercise.
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/e/ It Must be Old
First graders discover that written language is a secret code that may be broken if they learn to move their mouths in different ways when they say different letters. They compare the sound a creaky door makes to the /e/ sound. They try...
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Secret Quilt Codes
Pupils examine how quilts helped people on the Underground Railroad. They listen to a story about Harriet Tubman, discuss quilt patterns, and create a class paper quilt.
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Quilt Codes
Students list criteria to evaluate credible historical sources and defend their criteria in an essay. In this historical sources lesson plan, students review information of historical sources as well as the facts and pictures.
Beauty and Joy of Computing
Algorithms
Introduces the class to the idea of searching a list by building a script. Learners modify a guessing game script that will find a number in a list.
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Playing with Language: Tall Tales and Codes
Students interpret and identify the elements of folktales, with an emphasis on tall tales, in this instructional activity. Students utilize brainstorming techniques to list ways people communicate. Students also read and create a time...
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Fraction Message
Pupils practice identifying fractional parts represented in pictures and phrases. In this fraction lesson, students determine the proportion represented by common time and money phrases such as "3 hours in a day". Pupils match their...
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Squigly's Riddler
In this secret code puzzle worksheet, students follow the directions on the page to solve 6 words in secret code. Students then fill in the crossword puzzle to find out the answer to a riddle.
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Short Vowel U
In this short u sound activity, 1st graders use the secret code box to help them spell words that contain the short u sound. Students write the word on the lines and draw pictures of it.
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Short U Words
In this short u word worksheet, students Use numbers that correspond to letters, using a "secret code" to spell short u words, 4 words total.
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Caesar Ciphers: An Introduction to Cryptography
Students brainstorm and discuss the concept of cryptography, the science of secrets in today's world and then focus on a system for sending secret messages used by Julius Caesar. They make a Caesar wheel assessing encrypting and...
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Freedom Quilts
Fifth graders create a Freedom Quilt and learn how many African Americans escaped to freedom. In this Underground Railroad instructional activity, 5th graders complete a KWL chart on the Underground Railroad, read a book about the...
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And Justice For All
Young scholars compare three justice systems currently in place in the United States: the civilian criminal justice system, the military criminal justice system (courts-martial) and the secret wartime tribunals that President Bush has...
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Communism and Containment
High schoolers "discover" top secret documents that describe the "Patriot" program. They are assigned the task of educating the American people about the threat of Soviets taking over America, including the key points of the Truman...
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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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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...
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