Make math practice simple, engaging, and no-prep with these Number Logic Puzzles Set 1 activities. This resource includes 75 printable 4x4 math logic puzzles with answer keys, designed to help students build number sense, problem-solving, logical reasoning, and critical thinking skills. Students solve each puzzle by filling in a 4x4 grid using across and down number clues, similar to a simple number crossword. These puzzles are easy to use, classroom-friendly, and perfect for keeping students