Ruby Challenges
Five hand-written Easy challenges for Ruby. Same problem set as the Lua / Dart / Haskell / Scala / Elixir packs so you can compare idioms across languages.
- ruby
- 120 lessons
- ~24 hours
- Free
- by Fishbones
Learn ruby for free on Libre Academy with the Ruby Challenges challenge pack: 120 interactive lessons you complete by writing real code in a built-in editor, graded instantly by hidden tests. No paywall, no sign-up — it runs in your browser and the free desktop app.
What you get
- Hands-on lessons with a real editor and instant, test-graded feedback.
- Free and open source — no account required to start.
- Runs in your browser, and offline in the free desktop app.
What's inside
- Easy
- Medium
- Hard