Its default setting is a 30-second typing test made up of the 200 most common English-language words in lower-case letters.

Inspired by Randall Munroe's xkcd comic "Up Goer Five," where rocket science is explained using only the 1,000 most common ...

At the end of each level you can test your typing speed and get a fun reward. In this level you will begin by learning to touch type the keys on the home row as well as letters e, i, r and u.