All Java lessons

Hello, Java! ☕

Meet Java, the language behind robots, apps and space missions, and write your first programs.

0/3 lessons done 60 XP total
  1. 1

    Your First Java Program

    Build a robot's 'start button' and make it talk.

    20
  2. 2

    print vs println

    Control lines like a pro, and join text with +.

    20
  3. 3

    Comments & Friendly Bugs

    Leave notes in code and learn to read Java's error messages.

    20
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