User should have an option to sign in with google.
This will be helpful in future for syncing all the scores and data across multiple browsers and devices.
Currently the words appearing are based on selected skill. Domain wise word bucket selection makes more sense.
Example:
HTML, CSS, js and many more languages are required in the web development domain.
practicing a word bucket using combination of those languages will be awesome.
Currently, while typing, the app also checks the case of the typed character/letter. But some programming languages are not case sensitive. An option or a toggle to disable/enable case sensitivity can be added to the application.