So you want to try some puzzles? Great! We've got lots of them. They are sorted by category, then by estimated difficulty level. Click on the Puzzle Title to go to the actual puzzle. If you need help, most puzzles have a Hint as well as a Solution that you can jump to. If you want even more puzzles, consider getting one of these six books. Learn more at the Books Page.

Square Jigsaw Puzzle   Easy to Medium   Click here for details.

You have four squares (one unit length on each side) and eight right triangles (each the size of one of the squares cut diagonally in half). Fit the twelve pieces together to form one large square.

Puzzle Category Difficulty Puzzle Title Source Child's Play 2 - Easy Chicken Twins Brain Trainer Book Child's Play 2 - Easy Toy Box Twins William Armstrong Child's Play 2 - Easy Connect-the-Dots William Armstrong Child's Play 2 - Easy Matching Message William Armstrong Child's Play 3 - Easy to Medium Sticks 2 Squares Classic Child's Play 3 - Easy to Medium By Numbers Brain Trainer Book Child's Play 3 - Easy to Medium Sure Matches William Armstrong Child's Play 6 - Medium to Hard Spotting Fever William Armstrong Visual Thinking 3 - Easy to Medium Tangram Shapes Perplexercises Book Visual Thinking 3 - Easy to Medium Zodiac Tangrams William Armstrong Visual Thinking 3 - Easy to Medium Piece of Cake (Slicing) Classic Visual Thinking 4 - Medium Arrow Up to Down Classic Visual Thinking 4 - Medium Stick Squares 1 Classic Visual Thinking 4 - Medium Fewest Lines Classic - Loyd Visual Thinking 5 - Medium Good Grooming William Armstrong Visual Thinking 5 - Medium Pentomino Checkerboard Mojave Brainteasers Visual Thinking 6 - Medium to Hard Knight's Tour Classic Visual Thinking 6 - Medium to Hard Coin Squeeze William Armstrong Visual Thinking 7 - Hard O, Pachink! William Armstrong Visual Thinking 7 - Hard Laser & Mirrors William Armstrong Maze 1 - Very Easy Zebra Maze Brain Trainer Book Maze 1 - Very Easy Olympic Rings Maze Brain Trainer Book Maze 1 - Very Easy Cretan Labyrinth Maze Classic - Daedalus? Maze 1 - Very Easy Hampton Court Maze Classic - London and Wise Maze 2 - Easy Letter Jumper Maze William Armstrong Maze 2 - Easy Flower Box Maze William Armstrong Maze 3 - Easy to Medium Mini Mental Blocks Mojave Brainteasers Maze 3 - Easy to Medium One Difference Maze William Armstrong Maze 4 - Medium Lovers' Leap Maze William Armstrong Maze 4 - Medium Mental Blocks 2 Perplexercises Book Maze 5 - Medium Valentine Maze Brain Trainer Book Maze 10 - Hardest Alphahextic Maze William Armstrong Pattern Recognition 4 - Medium Alphabetical Order William Armstrong Pattern Recognition 4 - Medium Common Factor William Armstrong Pattern Recognition 4 - Medium Rune Pattern Classic Pattern Recognition 4 - Medium Number Grouping Classic Pattern Recognition 5 - Medium WITNLIT Pattern Recognition Brain Trainer Book Pattern Recognition 6 - Medium to Hard No Network Pattern William Armstrong Pattern Recognition 6 - Medium to Hard 4 by 4 Grouping Puzzle William Armstrong Pattern Recognition 6 - Medium to Hard Design Details William Armstrong Pattern Recognition 6 - Medium to Hard Remember to Relate William Armstrong Pattern Recognition 6 - Medium to Hard State the Headlines William Armstrong Pattern Recognition 7 - Hard Initially Puzzling Numbers William Armstrong Pattern Recognition 7 - Hard Odd Men Out William Armstrong Pattern Recognition 8 - Very Hard Speaking of Letters William Armstrong Rebus Picture Puzzle 2 - Easy December Rebus Absolute Rebus Puzzles Rebus Picture Puzzle 3 - Easy to Medium Starter Rebuses Brain Trainer Book Rebus Picture Puzzle 4 - Medium Boxed Rebuses Brain Trainer Book Rebus Picture Puzzle 4 - Medium Three Related Rebuses Absolute Rebus Puzzles Rebus Picture Puzzle 4 - Medium Rebus Category 2 William Armstrong Rebus Picture Puzzle 4 - Medium Promo Rebus Absolute Rebus Puzzles Rebus Picture Puzzle 4 - Medium Transportation Rebuses William Armstrong Rebus Picture Puzzle 5 - Medium Themed Rebus Puzzles William Armstrong Rebus Picture Puzzle 5 - Medium Rebus Category William Armstrong Rebus Picture Puzzle 5 - Medium Color Rebus Puzzles William Armstrong Rebus Picture Puzzle 5 - Medium Two Theme Rebus Puzzles William Armstrong Rebus Picture Puzzle 5 - Medium Two Phrases as Rebus Puzzles Absolute Rebus Puzzles Rebus Picture Puzzle 5 - Medium Sam Loyd Rebus Classic - Loyd Rebus Picture Puzzle 5 - Medium Category Rebuses William Armstrong Rebus Picture Puzzle 6 - Medium to Hard Boxed Rebuses 6 Perplexercises Book Rebus Picture Puzzle 6 - Medium to Hard Count 10 Rebus Puzzle William Armstrong Rebus Picture Puzzle 7 - Hard Rebus Category 3 William Armstrong Rebus Picture Puzzle 7 - Hard Rebus Idioms 1 William Armstrong Rebus Picture Puzzle 7 - Hard Rebus Idioms 2 William Armstrong Rebus Picture Puzzle 7 - Hard Rebus Grab Bag William Armstrong Rebus Picture Puzzle 7 - Hard The Dating Game William Armstrong Rebus Picture Puzzle 7 - Hard Musical Rebus Classic - 1800's Germany Rebus Picture Puzzle 8 - Very Hard Tough Rebus Puzzles William Armstrong Rebus Picture Puzzle 9 - Challenger Rebus Puzzle Challengers William Armstrong Word Puzzle 3 - Easy to Medium A2D0 William Armstrong Word Puzzle 3 - Easy to Medium Container Pictures William Armstrong Word Puzzle 4 - Medium Pictorial Word Evolution William Armstrong Word Puzzle 4 - Medium Related Mondegreens William Armstrong Word Puzzle 4 - Medium What GOES Around William Armstrong Word Puzzle 4 - Medium Owling at the Sun William Armstrong Word Puzzle 4 - Medium Word Expansion William Armstrong Word Puzzle 4 - Medium Bare Midriffs 1 William Armstrong Word Puzzle 5 - Medium Bare Midriffs 2 William Armstrong Word Puzzle 5 - Medium Bare Midriffs 3 William Armstrong Word Puzzle 5 - Medium Bare Midriffs 4 William Armstrong Word Puzzle 5 - Medium Word Build 3x3 No. 1 William Armstrong Word Puzzle 5 - Medium Word Build 3x3 No. 2 William Armstrong Word Puzzle 5 - Medium Word Build 3x3 No. 3 William Armstrong Word Puzzle 5 - Medium Word Build 3x3 No. 4 William Armstrong Word Puzzle 5 - Medium Word Build 3x3 No. 5 William Armstrong Word Puzzle 5 - Medium Add-a-Letter Anagram 1 William Armstrong Word Puzzle 5 - Medium Add-a-Letter Anagram 2 William Armstrong Word Puzzle 5 - Medium 2-Letter Prefix 1 William Armstrong Word Puzzle 5 - Medium 2-Letter Prefix 2 William Armstrong Word Puzzle 5 - Medium 2 Letters/2 Words William Armstrong Word Puzzle 5 - Medium Circular Overlap William Armstrong Word Puzzle 6 - Medium to Hard Word Centers William Armstrong Word Puzzle 6 - Medium to Hard Word Evolution William Armstrong Word Puzzle 7 - Hard Fix the Prefix William Armstrong Word Puzzle 7 - Hard Word Guts 1-2-3 #1 William Armstrong Word Puzzle 7 - Hard Word Guts 1-2-3 #2 William Armstrong Word Puzzle 7 - Hard Spanagrams William Armstrong Crossword Puzzle 3 - Easy to Medium Star Crossed Brain Trainer Book Crossword Puzzle 5 - Medium Triple Crossword Clues William Armstrong Crossword Puzzle 6 - Medium to Hard New Mini Cryptic 3x3 Crossword William Armstrong Crossword Puzzle 6 - Medium to Hard Mini Cryptic 3x3 Crossword Cryptics from Square One Crossword Puzzle 6 - Medium to Hard Holiday-Themed Cryptic Crossword Clues William Armstrong Crossword Puzzle 6 - Medium to Hard Mini Cryptic Crossword Cryptics from Square One Crossword Puzzle 6 - Medium to Hard Cryptic Square 1 William Armstrong Crossword Puzzle 6 - Medium to Hard Cryptic Square 2 William Armstrong Crossword Puzzle 6 - Medium to Hard Cryptic Square 3 William Armstrong Crossword Puzzle 6 - Medium to Hard Cryptic Crossword #9 William Armstrong Crossword Puzzle 7 - Hard Happy Holidays (Cryptic) Brain Trainer Book Crossword Puzzle 7 - Hard Cryptic Crossword Square 5 Perplexercises Book Crossword Puzzle 7 - Hard Cryptic Crossword #2 William Armstrong Riddle 2 - Easy Middle Foot Riddle Classic Riddle 3 - Easy to Medium Never Walks Riddle Classic Riddle 3 - Easy to Medium Guess Book Riddle Classic - Guess Book Riddle 4 - Medium One Liner Riddles Classic Riddle 4 - Medium Almost Nothing William Armstrong Riddle 4 - Medium Center of Gravity Classic - Dudeney Riddle 4 - Medium All Gain Riddle Classic Riddle 4 - Medium How Many Letters? Classic Riddle 5 - Medium Time and Space Brain Trainer Book Riddle 5 - Medium Charade Riddle William Armstrong Riddle 5 - Medium Two-Letter Riddle William Armstrong Riddle 5 - Medium Two Brothers Classic - Carroll Riddle 5 - Medium What Is It? Riddle Classic Riddle 5 - Medium Airy Creatures Classic - Swift Riddle 5 - Medium Single Surgery Riddle Classic - Loyd Riddle 5 - Medium Double Surgery Riddle Classic - Loyd Riddle 5 - Medium Sam Loyd Charades Classic - Loyd Riddle 5 - Medium Strange Addition Classic Riddle 6 - Medium to Hard Gallery Riddle Brain Trainer Book Riddle 6 - Medium to Hard Pay Me Riddle Perplexercises Book Riddle 6 - Medium To the Wood Classic Riddle 6 - Medium to Hard Basic Poetry William Armstrong Riddle 6 - Medium to Hard Discrimination Riddle William Armstrong Riddle 6 - Medium to Hard Message in a Bottle Classic - Loyd Riddle 6 - Medium to Hard Fanshawe's Riddle Classic - Fanshawe Riddle 6 - Medium to Hard Lord Macaulay's Riddle Classic - Macaulay Riddle 7 - Hard Swell Situation? William Armstrong Riddle 7 - Hard Restrain & Release William Armstrong Riddle 7 - Hard Sound Reasoning Brain Trainer Book Disguised Writing 3 - Easy to Medium Mondegreen Phrases Puzzle William Armstrong Disguised Writing 4 - Medium Hidden Fish Puzzle Perplexercises Book Disguised Writing 4 - Medium Hidden Countries William Armstrong Disguised Writing 5 - Medium Two One-Liners Cryptogram William Armstrong Disguised Writing 5 - Medium America's 250th Cryptograms William Armstrong Disguised Writing 7 - Hard Jigsaw Message William Armstrong Disguised Writing 9 - Challenger Jigsaw Message 3 Brain Trainer Book Science Puzzle 2 - Easy Annular Eclipse William Armstrong Science Puzzle 3 - Easy to Medium Centrifuge Balancing Classic Science Puzzle 3 - Easy to Medium Science Riddle Classic - Webster Science Puzzle 4 - Medium Orbits Classic Science Puzzle 4 - Medium Midnight Planets Classic - Sinclair Science Puzzle 5 - Medium pHoneymoons 5 William Armstrong Science Puzzle 5 - Medium Eclipse Image William Armstrong Science Puzzle 5 - Medium Balloon Puzzle Classic Science Puzzle 6 - Medium to Hard Murphy Goldberg Brain Trainer Book Science Puzzle 6 - Medium to Hard Loco Motives William Armstrong Geometry 2 - Easy Back to Square One Puzzle Brain Trainer Book Geometry 2 - Easy Cube Volume Puzzle Classic Geometry 3 - Easy to Medium Trapezoid Triangle Classic Geometry 3 - Easy to Medium Square Jigsaw Classic Geometry 4 - Medium Diagonals of a Cube Classic Geometry 4 - Medium 4 to 3 Squares Classic - Loyd Geometry 4 - Medium Crop Circle/Squares Mojave Brainteasers Geometry 4 - Medium Square Area Classic Geometry 4 - Medium Cross the Moat Classic Geometry 5 - Medium One-Cut Checkerboard William Armstrong Geometry 5 - Medium Guido Mosaics Classic - Loyd Geometry 5 - Medium Splitting the Farm Classic Geometry 5 - Medium Tilted Rectangle Classic Geometry 5 - Medium Square Corners Classic Geometry 5 - Medium Swiss Flag Classic - Loyd Geometry 6 - Medium to Hard 5 Times 4-in-a-Line Classic - Dudeney Geometry 6 - Medium to Hard Annulus Classic Geometry 6 - Medium to Hard Ladder Slippage Classic Geometry 7 - Hard Vase to Square Classic - Dudeney/Loyd Geometry 7 - Hard Two Squares to One Classic - Dudeney/Loyd Geometry 8 - Very Hard Loyd's Greek Cross Classic - Loyd Math Puzzle 2 - Easy Three Moves Puzzle Classic Math Puzzle 2 - Easy Change a Dollar Classic Math Puzzle 2 - Easy One Cup Pouring Classic Math Puzzle 3 - Easy to Medium Sum Boxes 1 William Armstrong Math Puzzle 3 - Easy to Medium Sum Boxes 2 William Armstrong Math Puzzle 3 - Easy to Medium Sum Boxes 3 William Armstrong Math Puzzle 3 - Easy to Medium ConneXions William Armstrong Math Puzzle 3 - Easy to Medium Counting Sheep Classic Math Puzzle 3 - Easy to Medium Matchstick Math High Value William Armstrong Math Puzzle 3 - Easy to Medium Math Hopscotch Classic Math Puzzle 3 - Easy to Medium Cigarette Making Classic Math Puzzle 3 - Easy to Medium Eight Loaves Classic - Dudeney Math Puzzle 3 - Easy to Medium Hen and a Half William Armstrong Math Puzzle 4 - Medium Beer Barrel Classic - Dudeney Math Puzzle 4 - Medium Two Equal Sums Classic - Dudeney Math Puzzle 4 - Medium Curious Number Classic - Kordemsky Math Puzzle 4 - Medium Dudeney Sums Classic - Dudeney Math Puzzle 5 - Medium Cutting Blocks William Armstrong Math Puzzle 5 - Medium Divisible by 15 Classic - Dudeney Math Puzzle 5 - Medium Fly Between Runners Classic Math Puzzle 5 - Medium Cryptogram Math Classic Math Puzzle 5 - Medium Loyd's Archery Puzzle Classic - Loyd Math Puzzle 5 - Medium Domestic Complication Classic - Loyd Math Puzzle 6 - Medium to Hard SAT Math Puzzle William Armstrong Math Puzzle 6 - Medium to Hard 4 Gallons Out Puzzle William Armstrong Math Puzzle 6 - Medium to Hard Squares 100 William Armstrong Math Puzzle 6 - Medium to Hard Square Sums William Armstrong Math Puzzle 6 - Medium to Hard Divide the Wine Classic - Dudeney Math Puzzle 6 - Medium to Hard Trains Approaching Classic Math Puzzle 6 - Medium to Hard X times Y = X minus Y Brain Trainer Book Math Puzzle 6 - Medium to Hard Diamonds/Rubies Classic - Loyd Math Puzzle 7 - Hard Three Equations William Armstrong Math Puzzle 7 - Hard Letter Long Division William Armstrong Math Puzzle 7 - Hard Innkeeper's Puzzle Classic - Dudeney Math Puzzle 7 - Hard Missing Numbers Classic - Loyd Math Puzzle 7 - Hard Weighing Machine Classic - Loyd Math Puzzle 7 - Hard 8, 8, 3, 3 Puzzle Classic Lateral Thinking 2 - Easy Curious Equation Perplexercises Book Lateral Thinking 2 - Easy Shape Sequence William Armstrong Lateral Thinking 3 - Easy to Medium Dot Squares Classic Lateral Thinking 3 - Easy to Medium Cut the Clock Classic Lateral Thinking 3 - Easy to Medium The Bookworm Classic Lateral Thinking 3 - Easy to Medium Rapid Aging Classic Lateral Thinking 4 - Medium Foyle's War Classic - Dudeney Lateral Thinking 4 - Medium Hourglasses 4, 7 Classic Lateral Thinking 4 - Medium One-Move Equation Classic Lateral Thinking 5 - Medium English Motorist William Armstrong Lateral Thinking 5 - Medium Egyptian Dice William Armstrong Lateral Thinking 5 - Medium Air Flight Alibi William Armstrong Lateral Thinking 5 - Medium Cubes in Cups Classic - Dudeney Lateral Thinking 5 - Medium Flipping Glasses Classic Lateral Thinking 5 - Medium Alternating Glasses Classic Lateral Thinking 6 - Medium to Hard Appealing Number William Armstrong Lateral Thinking 6 - Medium to Hard Between 4 and 5 Classic Lateral Thinking 6 - Medium to Hard Four Triangles Classic Lateral Thinking 6 - Medium to Hard Peas and Beans Classic Lateral Thinking 8 - Very Hard Patch Quilt Classic - Loyd Lateral Thinking 9 - Challenger Eight Lights Puzzle Classic - Dudeney Logic Puzzle 2 - Easy Socks and Gloves Classic Logic Puzzle 3 - Easy to Medium Kids and Pets William Armstrong Logic Puzzle 3 - Easy to Medium 6-Number Triangle Classic Logic Puzzle 3 - Easy to Medium Catch the Pig Classic - Dudeney Logic Puzzle 3 - Easy to Medium Heavy Coin Classic Logic Puzzle 4 - Medium Sign Language Brain Trainer Book Logic Puzzle 4 - Medium Four Cards William Armstrong Logic Puzzle 4 - Medium Logical Lock William Armstrong Logic Puzzle 4 - Medium Mislabeled Boxes Classic Logic Puzzle 4 - Medium Card Proof Classic Logic Puzzle 5 - Medium Mystery Logic 1 William Armstrong Logic Puzzle 5 - Medium 4-Card Logic 2 William Armstrong Logic Puzzle 5 - Medium Election Logic William Armstrong Logic Puzzle 5 - Medium Faulty Calculator William Armstrong Logic Puzzle 5 - Medium Card Spotting Classic - Price Logic Puzzle 5 - Medium Grid of Shapes Classic - Dudeney Logic Puzzle 5 - Medium Path 18 Classic Logic Puzzle 5 - Medium Bridge/Lantern Classic - Levmore/Cook Logic Puzzle 6 - Medium to Hard Mystery Logic 2 William Armstrong Logic Puzzle 6 - Medium to Hard Mystery Logic 3 William Armstrong Logic Puzzle 6 - Medium to Hard Second Story Man William Armstrong Logic Puzzle 6 - Medium to Hard Dots and Boxes Classic - Loyd Logic Puzzle 6 - Medium to Hard Star Sums Classic - Dudeney Logic Puzzle 6 - Medium to Hard Full Circuit Classic - Dudeney Logic Puzzle 7 - Hard Race Cars Logic William Armstrong Logic Puzzle 7 - Hard Domino Jigsaw William Armstrong Logic Puzzle 7 - Hard Ovid's Game Classic - Dudeney Logic Puzzle 7 - Hard 12 Coin Balance Classic Logic Puzzle 7 - Hard Trimmed Checkerboard Classic - Black Logic Puzzle 9 - Challenger Fahra Weigh Places Brain Trainer Book Logic Puzzle 9 - Challenger Put Your Cards on the Table Perplexercises Book Miscellaneous 4 - Medium Matchstick 5 from 6 (Misc) William Armstrong Miscellaneous 4 - Medium National Mergers William Armstrong Miscellaneous 4 - Medium Checker Exchange Classic Miscellaneous 5 - Medium Dudeney-Loyd Checkers Classic - Dudeney/Loyd Miscellaneous 5 - Medium Ten Coins-Five Stacks Classic Miscellaneous 5 - Medium Coin Bags Classic Miscellaneous 7 - Hard Map Rally Example 2 Perplexercises Book Miscellaneous 7 - Hard Dicey Situation William Armstrong Miscellaneous 10 - Hardest Cube-Ball (Mechanical) William Armstrong

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