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30 coding challenges in three game worlds

Each level gives you a goal and the blocks you need. Snap them together, press Run and see if your code wins the level. Earn up to three stars for solving it with few blocks and few tries.

1️⃣

Stage 1: Platform Adventure

Teach your hero to jump, run left and right, collect coins and avoid enemies. Ten levels that introduce events, actions and score.

2️⃣

Stage 2: Space Wars

Fly a spaceship, fire lasers, destroy enemies, dodge asteroids and use a shield and rapid fire. Ten levels of combining events and actions.

3️⃣

Stage 3: Maze Escape

Guide your explorer through mazes, pick up keys, open doors, avoid guards and use conditions like "if has key" to unlock the exit.

Frequently asked questions

How do stars work?

Every solved level gives at least one star. Solve it with a small number of blocks for two stars, and get three stars when it works on your first run.

Do I need an account?

The 10 Platform Adventure levels are free to play without an account. A free account unlocks Space Wars and Maze Escape, saves your solutions, opens the leaderboard and keeps your certificates.

Ready to build your first game?

Start in seconds. No installation, no account needed to try.

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