Mathturion

Transfer all cheese rounds between stools without placing a larger on a smaller.

Light all 64 streetlights of an 8×8 grid in just 15 straight-line moves.

Reorder sacks 1–9 so every triple satisfies left × middle = middle × right.

Pour between a 5-cup and a 3-cup vessel to leave exactly 1 cup in each.

Reverse eight train cars on the main line, using only the arched side track and its five-slot siding.

Slide eight numbered tokens on a 3×3 tablet until every row and column shares one sum.

Lost by the fountain at the heart of a hedge maze, trace the safest path through the lanes to the north gate before night falls.