LogicWiz Arena: free coding games

LogicWiz Arena is a free coding-games site made by LogicWiz. You play on your phone or laptop, climb a live scoreboard and get a certificate for every game you finish.

Spot Aria's Mistake

Aria, an AI, answers a technical question in five lines, and one line is wrong. The lines appear at reading pace. Tap the wrong one within 20 seconds, then choose why it is wrong from three explanations.

Five rounds, about five minutes a game.
Tracks: AI, Python, Frontend, Backend and APIs, SQL and databases, Data engineering, Cloud and DevOps, DSA and OOP.
Scoring: 100 points for the right line, 50 for the right reason, and a bonus of up to 100 for answering early.
A free practice round needs no account. Scored events need Google sign-in, one entry per person.

Have an event code? Enter it on this page to join. No code? Play a free round. The full guide, with a sample round to try first: Can you spot the AI's mistake?

Common questions

Is Spot Aria's Mistake free?

Yes. The game is free to play.

Do I need an account?

You can play a free practice round without one. To play a scored event you sign in with Google, because each person gets one entry.

Which topics are covered?

Pick a track: AI, Python, Frontend, Backend and APIs, SQL and databases, Data engineering, Cloud and DevOps and DSA and OOP. You pick one before you start.

How long does a game take?

About five minutes for five rounds.

What do I get for playing?

Every player gets a certificate with a badge, and the live scoreboard shows where you placed.