What Is a Logic Puzzle? Parts, Kinds and a Worked Example
A logic puzzle gives facts and rules, and the answer follows by deduction alone. Its parts, its kinds, what makes a good one, and a classic solved step by step.
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What Is a Brain Teaser? Its Parts, Kinds and What Makes One Good
A brain teaser is a short puzzle with a hidden trap, a moment of insight and one checkable answer. Its kinds, its neighbours and what makes a good one.
What Is a Number Puzzle? Definition, Kinds and Worked Examples
A number puzzle is a puzzle whose clues and answer are about numbers. Its parts, main kinds, how it differs from an exercise, and what makes a good one.
What Is a Mechanical Puzzle? Parts, Kinds and Why They Get Hard
A mechanical puzzle is an object you solve by moving or fitting its parts. Its parts, kinds, rules and why half of a sliding tray's positions are unreachable.
What Is a Visual Puzzle? Kinds, Rules and a Worked Example
A visual puzzle is solved by looking, comparing, folding or turning shapes. Its main kinds, how it differs from other puzzles, and what makes one fair.
What Is a Maze Puzzle? Paths, Walls, Dead Ends and How to Solve One
A maze puzzle is a set of paths and walls with a start, a goal and dead ends. Learn its parts, its kinds, the graph view and how to find the shortest route.
Types of Riddles: Six Kinds and How to Answer Each
What-am-I, who-am-I, math, word, lateral thinking and trick riddles: how each type misleads you and the first move that cracks it.
Types of Puzzles: Six Groups by the Material You Work With
Word, number, picture and spatial, physical piece, pure logic and chessboard puzzles: what each type of puzzle uses and how to begin.
Types of Number Puzzles: Six Kinds and How to Crack Each
Sequences, equations, digit riddles, weighing and counting, rod equations and board sums: the six types of number puzzles, with worked examples.
Types of Spatial Puzzles: Fold, Turn, Pack, Cut, Tile and Flip
Folding, rotating, packing, cutting, tiling, and mirror and shadow puzzles: the six types of spatial puzzles, with worked examples and riddles to try.
Types of Mechanical Puzzles: Slide, Jump, Pack, Cut, Match, Twist
The six types of mechanical puzzles, sorted by what your hands do: slide, jump, pack, cut and rearrange, colour-match and twist, with how to start each.
Pencil and Paper Puzzles: Four Kinds and How to Solve Them
Pencil and paper puzzles explained: placement on a board, tours, grid deduction and liar tables, each with a solved example and a first step.
What Makes a Puzzle Hard? Search, Outcomes and Hidden Rules
Four things make a puzzle hard: a huge search, tests that reveal little, long solutions and hidden constraints. What the research shows for each.
What Makes a Good Puzzle? One Answer, Fair Clues and an Aha Step
A good puzzle has one answer, fair clues, a clear goal and an aha step. What research on logic, weighing and dissection puzzles shows about each.
How Many Squares Puzzle: Count Squares, Rectangles and Triangles
Count shapes size by size. A step-by-step method for squares, rectangles and triangles, with quick rules, a worked grid and a practice puzzle.
Cube Counting Puzzles: How to Count Every Cube in a Stack
Count every cube in a stack, hidden ones included. Use a height grid, check by layers and diagonals, then try a worked example and a practice puzzle.
How to Solve Mental Rotation Puzzles: Turned or Mirrored?
Tell a turned shape from a mirror image with one landmark and one side check, read cube nets, then try a worked example and two practice puzzles.
How to Solve Mirror Image Puzzles: Clocks, Letters, Tiles and Light
Undo the flip: read mirrored and water clocks, test letters and words, spot the mirrored tile and trace a light beam, with worked examples and answers.
Jigsaw Puzzle Strategy: Edges, Sorting, Clusters and the Last Pieces
Solve jigsaw puzzles in order: edges first, sort by colour and shape, grow clusters, then fit the last pieces by shape. Worked example and practice puzzle.
How to Solve Hidden Picture Puzzles: A Step-by-Step Method
Find every hidden shape, letter and object with one method: one item at a time, an anchor feature and a strip sweep. Worked grid and practice puzzle.