Short things students run instead of read. Each one is built around how people actually learn: make a move, watch the idea happen, and take away a point that sticks. Here are two to try.
Each opens as its own self-contained page you can try in a minute.
Draw samples from a lop-sided population and watch their averages form a bell. Why the normal curve turns up everywhere.
Open the demo →Run blocking and non-blocking code side by side. Why one freezes the page and the other does not.
Open the demo →