🔢
Number Sequences
Spot the rule in numeric patterns and predict what comes next.
🔤
Letter Sequences
Alphabetic puzzles with hidden jumps, reversals, and dual-track patterns.
🔍
Odd One Out
Find the item that breaks the group — the one that doesn't belong.
🟦
Matrix Patterns
3×3 grids of numbers or symbols — decode the rows and columns to fill the blank.