Activity
Computer Science Unplugged

The Peruvian Coin Flip–Cryptographic Protocols

For Teachers 4th - 12th
A digital flip. Introduce your classes to cryptographic protocols using and, or, and not gates. Groups create a complete circuit to convert a binary number into another one. This type of one-way function allows pupils to...
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Khan Academy

Khan Academy: Logic Gates

For Students 9th - 10th
The Not Gate or the inverter is explained as is Boolean Logic.
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Khan Academy

Khan Academy: Logic Circuits

For Students 9th - 10th
Logic circuits and logic gates are discussed.