• ✓Every leaf is drawn from six numbers, so 'the same' is provable
• ✓npm run verify:leaves checks every pair on every board — two answers is not allowed
• ✓A wrong pair is told what differs — 'the teeth are different' — because naming what you see IS the skill
• ✓The twins always lie at the same angle, so this never becomes a rotation puzzle
• ✓EQ: three misses quietly takes two wrong leaves off the table, and says why
• ✓A mode using real leaves from the garden, photographedplanned

✓ = done · ☐ = planned. Every game is built one step at a time like this.