Shodor Education Foundation
Caesar Cipher
Caesar ciphers hide secret missives. A simple interactive lets users encode and decode hidden messages. The cipher method here is the Caesar shift.
Newseum
Decoding an Editorial Cartoon
What advantages do political cartoons have over written editorials? Scholars discuss the topic by exploring editorial cartoons. Working in small groups, pupils analyze an Uncle Sam cartoon and complete a worksheet. As a fun extension,...
EngageNY
Using Matrix Operations for Encryption
Data encryption is an important security measure for sensitive data stored on computers. Pupils learn how to utilize matrices for creating code. They also get a great review of matrix multiplication, inverse matrices, and the identity...
Walt Disney Company
Disaster Preparedness Activity Book
Join the American Red Cross as well as Mickey and friends as they help to prepare young scholars for natural disasters. After reading brief informational passages about earthquakes, floods, fires, storms, tornadoes, and hurricanes,...
American English
Welcome to the Color Vowel Chart
Focus English language learners' attention on word stress and phrase stress with a pronunciation chart that breaks the sounds into moving and non-moving vowel sounds. The chart tool uses colors and key words to indicate...
Pearson
Unlocking and Exploring Folktales
Designed with many of the Common Core standards in mind, this 10-lesson unit is brimming with ELL strategies, teacher's notes, and the best of core instructional methods for teaching the common elements of folktales, and exploring...