Brain logo . Puzzles
Brain Trainer
by William Armstrong
Updated:
19 Nov 2014
to Keep Your Mind Young and Agile Phone: 661-272-9393
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Brain Trainer Puzzles

Perplexercises book
Brain Trainer book

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. Good luck.

To learn more about the book, Brain Trainer - Puzzles to Keep Your Mind Young and Agile, select this link: About the Book. Or select this link to Order the Book.

To learn more about the new book, Perplexercises - Puzzles to Keep Your Mind Young and Agile, select this link: About the New Book. Or select this link to Order the New Book.


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 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 Stick Squares 1 Classic
Visual Thinking 3 - Easy to Medium Piece of Cake (Slicing) Classic
Visual Thinking 4 - Medium Arrow Up to Down Classic
Visual Thinking 4 - Medium Fewest Lines Classic - Loyd
Visual Thinking 5 - Medium Good Grooming William Armstrong
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 Cretan Labyrinth Maze Classic - Daedalus?
Maze 1 - Very Easy Hampton Court Maze Classic - London and Wise
Maze 2 - Easy Flower Box Maze William Armstrong
Maze 3 - Easy to Medium Mini Mental Blocks William Armstrong
Maze 3 - Easy to Medium One Difference 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 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 3 - Easy to Medium Starter Rebuses Brain Trainer Book
Rebus Picture Puzzle 4 - Medium Boxed Rebuses Brain Trainer Book
Rebus Picture Puzzle 4 - Medium Rebus Category 2 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 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 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
Word Puzzle 3 - Easy to Medium A2D0 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 NewWord Build 3x3 No. 1 William Armstrong
Word Puzzle 5 - Medium NewWord Build 3x3 No. 2 William Armstrong
Word Puzzle 5 - Medium NewWord Build 3x3 No. 3 William Armstrong
Word Puzzle 5 - Medium NewWord Build 3x3 No. 4 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 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 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 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
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 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 Cube Volume Puzzle Classic
Geometry 3 - Easy to Medium Trapezoid Triangle Classic
Geometry 4 - Medium Diagonals of a Cube Classic
Geometry 4 - Medium 4 to 3 Squares Classic - Loyd
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 Math Hopscotch Classic
Math Puzzle 3 - Easy to Medium Cigarette Making Classic
Math Puzzle 3 - Easy to Medium Eight Loaves Classic - Dudeney
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 Trains Approaching Classic
Math Puzzle 4 - Medium Two Equal Sums Classic - Dudeney
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 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 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 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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