Activity
Computer Science Unplugged

Codes in a Song—Modems

For Teachers 2nd - 12th
Let's listen to some codes. To understand how a modem sends binary numbers over a phone line, class member listen to the codes included in the provided mp3 files, translates the tones to binary numbers and then convert the...
Worksheet
Curated OER

Review of Pointers

For Students 10th - 12th
In this programming worksheet, students answer 50 multiple choice and true or false questions on functions and binary numbers.