Summandum: 250 Medium Sum Puzzles for Adults

Description

Summandum – 250 Medium Sum Puzzles for Adults
Challenge your mind and enjoy smarter number play!

Take your logical thinking to the next level with Summandum, the innovative puzzle where numbers and sums meet strategy. Each puzzle invites you to fill the grid edges with numbers and use clever addition logic to find every hidden total. A perfect step up from easy level — engaging, balanced, and deeply satisfying.

✅ 250 medium-level puzzles for sharper focus and mental training
✅ Variety of grid sizes: 4×4, 5×5, 6×6, 7×7, and 13×13
✅ A unique mix of math and logic — ideal for adults and brain game lovers
✅ Crisp, clear layout for easy solving
✅ Solutions included to check your progress
✅ Perfect gift for fans of Sudoku, Kakuro, and logic puzzles

Keep your brain active, improve your reasoning, and relax while solving!