Curated OER
Digital Logic Signals
In this electronics worksheet, students interpret schematic diagrams and analyze circuit components to answer 9 short answer and problem solving questions.
Curated OER
Design Project: Stepper Motor Driver
In this electronics worksheet, students design and build a stepper motor drive circuit. They answer 1 short answer question about the design.
University of Pennsylvania
Decoding Propaganda: J’Accuse…! vs. J’Accuse…!
Reading snail mail is a great way to go back into history and to understand others' points of view. The resource, the second in a five-part unit, covers the Dreyfus Affair. Scholars, working in two different groups, read one letter and...
Smithsonian Institution
National Museum of American History: Information Age
This exhibition surveys the history of information technology and its relation to society from the origin of the telegraph to the present. Its emphasis is as much on social as technical change. This support page contains background...