In this multiplication worksheet, students solve 12 single digit multiplication problems, using answers and corresponding letters to solve a riddle, then make up a letter code of their own.

In this picture codes worksheet, students solve problems where the pictures equal numbers. Students find out what the numbers equal and then write 16 equations.

In this fractions secret code learning exercise, students solve 9 problems that require them to add and subtract using fractions. Students use their answers to decode a mystery message.

Students explore the "genetic code." They observe how genes may be manipulated for genetic research, gene cloning, and genetic engineering. In a lab setting, students examine the mechanics involved in cutting and ligating DNAs into a...

Pupils relate Cryptography to the solving of simultaneous linear equations in matrix notation. They explore various methods of encrypting and decrypting codes. Pupils discuss and solve simultaneous linear equations.

In this riddle worksheet, learners use mathematics to break a secret code. They solve addition and subtraction problems to discover the answer to given riddles. There are 9 riddles, with an average of seven to nine problems to solve...

Tenth graders use color-coded annotation or text-marking to analyze a passage from Richard III. In this text analysis lesson, 10th graders read a passage from Richard III and use colored pens to analyze the text. Students then devise a...

Young scholars participate in an activity to discover vocabulary necessary for website design. They observe a demonstration of website design using HTML code and then design two simple web pages with specific criteria. The final project...

In this spelling learning exercise, students use the key to decode 20 spelling words. Students decipher the words and write them on the lines.

Students examine how to use a rainbow picture as a graphic organizer through the use of color-coding. They produce a writing piece using this graphic organizer. They expand their writing from simple paragraphs to multi-paragraph stories.

Pupils form letters and numbers using a technique called color code writing.

Where is my robot? Pupils create programs that utilize the localization services that a Roomba uses to determine its surroundings.

Introduce the logic behind a dichotomous key or administer a group performance assessment with a fun and challenging classification lesson. With explicit instructions for the teacher and for collaborative groups, as well as engaging...

"Data is so boring, there's no way to find any patterns in them."  Or is there? Pairs investigate data sets using different data visualization tools to discover a trend that may exist in a data set. Once they find a trend or...

Students research how coded messages were used during the Revolutionary War. For this Revolutionary War lesson, students view primary documents about the Revolutionary War spies and the methods used for sending messages. Students write a...

Young scholars 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...

Students explain that a code is a system of symbols, letters, words, or signals that are used instead of ordinary words and numbers to send messages or to store information. They practice deciphering a variety of secret codes used in...

Students consider how free speech applies to journalistic practices in light of a legal case involving two reporters. They participate in a fishbowl discussion about journalism codes of ethics and write response papers.

In this number sentence worksheet, 3rd graders figure out how the tic-tac-toe code words and then fill in the number sentences in the code. Students complete 10 coded number sentences.

Students learn about how robots are programmed to play games. They then construct robot applications (basic computer codes) for playing tic-tac-toe comprised of if-then logic sequences. Students then compete in teams using their...

Students explore a woman war hero, Hannah Senesh, who used secret codes and messages to protect important information. They follow instructions to write their own secret messages.

In this recycling activities worksheet, students draw lines to connect the names of the Recycle Guys to their pictures and use a number-letter code to find their secret message. Students write 37 answers.

In this puzzle worksheet, students solve the following riddle: Why do leaves change color in the fall? Students write the letter on the line that comes after the letter in the alphabet below the line.

Students discover how to identify and contact their local Representative. They can send an email or a regular letter to their Representative voicing their concerns. They share with the class any responses.