In this science learning exercise, students answer six clues about the solar system. Students use their answers to complete a table with corresponding numbers for each letter.

In this solving a cryptogram about animals worksheet, students unscramble the words and use the numbered boxes to complete the answer to the riddle, "What is the fastest four-legged predator?" Students unscramble 10 words.

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...

In this solar system cryptogram worksheet, students reveal the names of the planets as they use their problem solving skills to complete the letter code and the word puzzle.

Third graders solve a cryptogram by decoding a message written with wingdings.  For this decoding lesson, 3rd graders solve a message related to magnetism.  Students have notes about magnets once they've finished.

In this recycling worksheet, learners match the picture of a recycle guys, cartoon characters at the top of the page, with its name. They insert the proper letter of the alphabet to complete a cryptogram puzzle about recycling.

In this solar system worksheet, students complete a word search, crossword puzzle, word scramble, and cryptogram all relating to the solar system.

Scholars examine codes, symbols, and other forms of communication. They discuss Morse Code. Next, they are given messages written in code, which they must decipher. 

In this solar system word scramble instructional activity, students unscramble 8 sets of letters to reveal the names of 8 planets. Students use their answers to answer 1 coded question.