SQL Stepper — Beginner Coach by Zengel

Each level is 1–2 steps. Add a step, click Run, and when it’s right you can press Next.

Use simple moves: SELECT columns, FILTER rows, ORDER BY, LIMIT, and sometimes JOIN customers or GROUP BY.

Hints: 3 total across the session, 1 per level. Beginner hints prefill inputs + highlight fields.

Tip: Filter by virtual year (from date).