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

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

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.