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...
Activity
Illustrative Mathematics

Slopes and Circles

For Teachers 9th - 12th Standards
An upper-level treatment of what is often presented as a basic concept (the right angle of an inscribed circle on the diameter), this activity really elevates the mathematical thought of the learner! Expected to develop formulas...
Worksheet
Curated OER

The Renaissance

For Students 4th - 6th
In this Renaissance worksheet, students read a 2 page article covering The Renaissance period, answer 5 facts with multiple choice answers and answer 5 statements true or false.