🟢 Easy (4×4)
4×4 • corner label = cage target • rows and columns use 1–4 once
⏱ 0:00
| 8+ | 2× | ||
| 3 | 6× | 4× | |
| 2÷ | 2 | ||
| 3− | 3 |
🟡 Medium (6×6)
6×6 • corner label = cage target • rows and columns use 1–6 once
⏱ 0:00
| 6 | 13+ | 11+ | 40× | ||
| 30× | |||||
| 18× | 8× | ||||
| 24× | 4 | 1 | 13+ | 11+ | |
| 20× | |||||
| 1 | 3− |
🔴 Hard (7×7)
7×7 • corner label = cage target • rows and columns use 1–7 once
⏱ 0:00
| 4÷ | 15× | 14× | 24× | 10+ | 5 | |
| 14× | 9+ | |||||
| 336× | 9+ | 5× | ||||
| 3÷ | 6 | 5 | ||||
| 14× | 30× | 3− | 4 | |||
| 1− | 7+ | 14+ | ||||
| 70× |