Games and challenges are a good way to learn new skills and practice subjects you have already learned, without having to start a new project.

JavaScript challenges

• Codewars
  Complete challenges (which they call “Kata”), progressing from Kyu class 8 down to level 1, then progress to Dan, working your way from level 1 to level 8.
  My profile: Neil188

• CheckiO
  More than 200 JavaScript exercises. Complete challenges within one game area to progress to new areas.
  My profile: nlupton

• edabit
  Complete challenges to build XP.
  My profile: N_Lupton

Progress

I’ll update the following gist as I submit more solutions to these challenges:

CSS games

• CSS Diner
  A good refresher for CSS selectors.

• CSS Grid Garden
  An introduction to CSS Grid.

• Flexbox froggy
  An introduction to CSS Flexbox.