Coding Lab
Learn how computers think with algorithms, loops, and clever code.
Lab progress0%
🤖 Ask Casey AI for help
Explain it differently · give me a hint · show me an example · quiz me
🎯 Practice quizzes
Quick Practice · Topic Challenge · Mastery Challenge — new questions every time
Topics in this lab
What coding isAlgorithmsSequencesCommandsLoopsConditionsIf/thenVariablesFunctionsDebuggingProblem solvingGame designWebsite basics (HTML/CSS)JavaScript conceptsPython conceptsInternet safety
Lessons
What Is Coding? Algorithms & Sequences
Level 1 · Learn It → Try It → Quiz Me
Loops and Conditions
Level 2 · Learn It → Try It → Quiz Me
Variables and Functions
Level 2 · Learn It → Try It → Quiz Me
Debugging & Problem Solving
Level 3 · Learn It → Try It → Quiz Me
Websites, Game Design & Internet Safety
Level 4 · Learn It → Try It → Quiz Me
Try real code
▶️ Run code
print tells the computer to display something. Try changing the words!
Output appears here…