2048 4x4 | Checkmarks, crosses, and plus signs for status and selection
2048 4x4 | Stars and sparkles for decoration and emphasis
2048 4x4 | Complex mathematical operators for advanced calculations
2048 4x4 | Unique geometric shapes for design and patterns
2048 4x4 | Dice faces and gaming symbols for games and probability
2048 4x4 | Logical and relational operators for logic-based systems