Archive · Puzzle #37
Sunday, June 28, 2026
NumGrid
NumGrid weekend puzzles push the format to its difficulty ceiling. Puzzle #37 from Sunday, June 28, 2026 is part of that tier; the solver needs to use optimal-information strategy (rather than name-of-the-game-recognition) to consistently solve within the guess budget. The strategy guides cover the openings that perform best on weekend-tier puzzles.
Late-month NumGrid puzzles close out the calendar month. Puzzle #37 is part of the closing run for the month; players tracking monthly streaks invest extra attention in the last week to lock in full-month records.
Related puzzles & strategy
See the solution and strategy for puzzle #37
Replay the previous daily puzzle
Replay the next daily puzzle
How to solve any NumGrid in fewer guesses
Use the digit sum to narrow candidates fast
Read odd/even clues to halve the search space