It’s an old, old symbol that pops up in all kinds of alphabets. It’s even in the Bible. However, it’s also a big deal in computer science and programming languages. Known as a “wildcard ...

For instance, Notate recognizes handwritten programming symbols, like “n”, and then links them up to their typewritten equivalents. “A system like this would be great for data science ...

This instead is a video game and in its nature more engaging and less obviously teaches computer science; masking concepts as game mechanics and focusing on programming logic rather than direct ...