Varsity Math Archive
Welcome to Varsity Math, the weekly math puzzle column by the National Museum of Mathematics and featured each weekend in the Wall Street Journal. For your convenience, here is the entire collection of Varsity Math puzzles to date.
Week 154: Paradoxical Averages & Average Trial Length, solutions to Twelve Statues & Faculty Meeting
Week 153: Twelve Statues & Faculty Meeting, solutions to Nuts and Bolts & Bridge Crossing
Week 152: Nuts and Bolts & Bridge Crossing, solutions to Three Burning Ropes & Prime Perimeter
Week 151: Three Burning Ropes & Prime Perimeter, solutions to Make 29 & Circle of Friends
Week 150: Make 29 & Circle of Friends, solutions to Tile the Square & Largest Circle
Week 149: Tile the Square & Largest Circle, solutions to Cats and Dogs & Sporting Question
Week 148: Cats and Dogs & Sporting Question, solutions to Alternative Sum and Product & Math Quiz
Week 147: Alternative Sum and Product & Math Quiz, solutions to Mailing Problem & Pool Party
Week 146: Mailing Problem & Pool Party, solutions to Find m and n & Escape Room
Week 145: Find m and n & Escape Room, solutions to Liar’s Club & Palindrome Times
Week 144: Liar’s Club & Palindrome Times, solutions to Staircase Numbers & Arithmetical Question
Week 143: Staircase Numbers & Arithmetical Question, solutions to A Golden Set & Combining Rule
Week 142: A Golden Set & Combining Rule, solutions to Sudoku Variant & Making 8 and 16
Week 141: Sudoku Variant & Making 8 and 16, solutions to Nick’s Birthday & Burning Ropes
Week 140: Nick’s Birthday & Burning Ropes, solutions to Pondering Productivity & Cornfield Planning
Week 139: Pondering Productivity & Cornfield Planning, solutions to Close to a Quart & Math Party
Week 138: Close to a Quart & Math Party, solutions to Room for One More & End Points
Week 137: Room for One More & End Points, solutions to Sevens and Elevens & Three-Digit Squares
Week 136: Sevens and Elevens & Three-Digit Squares, solutions to Batting Order & Swimming Workout
Week 135: Batting Order & Swimming Workout, solutions to Maximization & Multiplication Table
Week 134: Maximization & Multiplication Table, solutions to Maximizing Links & Seven Points
Week 133: Maximizing Links & Seven Points, solutions to Time of Day & The Missing Element
Week 132: Time of Day & The Missing Element, solutions to Knight Trap & My Number is 136
Week 131: Knight Trap & My Number is 136, solutions to The Size of Humanity & Fish Pond
Week 130: The Size of Humanity & Fish Pond, solutions to Circumnavigation & Typos
Week 129: Circumnavigation & Typos, solutions to Roll Those Bones & Keeping Things Even
Week 128: Roll Those Bones & Keeping Things Even, solutions to Race to the Gate & Tricky Logic Game
Week 127: Race to the Gate & Tricky Logic Game, solutions to Logical Coffee Order & Here’s Looking at You
Week 126: Logical Coffee Order & Here’s Looking at You, solutions to Piece of Pi & Making 17 and 27
Week 125: Piece of Pi & Making 17 and 27, solutions to Cutting the Triangle & Square Repair
Week 124: Cutting the Triangle & Square Repair, solutions to Mining Mishap & Pulley Puzzle
Week 123: Mining Mishap & Pulley Puzzle, solutions to Rolling Circles & Minimum Racket Wear
Week 122: Rolling Circles & Minimum Racket Wear, solutions to Tennis Exhibition & Losing Streak
Week 121: Tennis Exhibition & Losing Streak, solutions to Breakfast, Lunch, or Dinner? & The 2018 Puzzle
Week 119: Solar Cap Versus Polar Cap & How Tall Is the Pole?, solutions to Good Relations & Square Purchases
Week 118: Good Relations & Square Purchases, solutions to Fifty-Fifty & Random Toss
Week 117: Fifty-Fifty & Random Toss, solutions to Divide by Three & Cutting the Domino
Week 116: Divide by Three & Cutting the Domino, solutions to Thanksgiving Split & Easy as Pie
Week 115: Thanksgiving Split & Easy as Pie, solutions to Primes and Products & Two Pints of Cider
Week 114: Primes and Products & Two Pints of Cider, solutions to Prime Presents 1 & Prime Presents 2
Week 113: Prime Presents 1 & Prime Presents 2, solutions to Precise Prescription & Gift Dilemma
Week 112: Precise Prescription & Gift Dilemma, solutions to Pumpkin Crop & The Halloween Goblin
Week 111: Pumpkin Crop & The Halloween Goblin, solutions to Making 25 & Two Ways to 32
Week 110: Making 25 & Two Ways to 32, solutions to Commuters’ Dilemma & Construction Conundrum
Week 109: Commuters’ Dilemma & Construction Conundrum, solutions to Nine Coins & Five Questionable Coins
Week 108: Nine Coins & Five Questionable Coins, solutions to Ten From Two & Triangular Boundary
Week 107: Ten From Two & Triangular Boundary, solutions to Simple Multiple & Small and Simple
Week 106: Simple Multiple & Small and Simple, solutions to Math for the Ages & Three Racers
Week 105: Math for the Ages & Three Racers, solutions to X Factor & Perfect Pairings
Week 104: X Factor & Perfect Pairings, solutions to Two Sums & Double-Faced
Week 103: Two Sums & Double-Faced, solutions to Zombie Epidemic & Revenge on the Zombies
Week 102: Zombie Epidemic & Revenge on the Zombies, solutions to Heads Up & Balanced Flip
Week 101: Heads Up & Balanced Flip, solutions to Average Triangle & Monotone 5
Week 100: Average Triangle & Monotone 5, solutions to Name that Card & Big Reveal
Week 99: Name that Card & Big Reveal, solutions to Upsetting Tournament & Calm Playoff
Week 98: Upsetting Tournament & Calm Playoff, solutions to Passing Fancy & My Sort of Train
Week 97: Passing Fancy & My Sort of Train, solutions to Fair Share & Share and Share A-Different
Week 96: Fair Share & Share and Share A-Different, solutions to Proper Place & Earliest Bird
Week 95: Proper Place & Earliest Bird, solutions to Penny Race & Quirky Quads
Week 94: Penny Race & Quirky Quads, solutions to Great 48 & Southern Circuit
Week 93: Great 48 & Southern Circuit, solutions to Sort of Hanoi-ing & Amphibian Marathon
Week 92: Sort of Hanoi-ing & Amphibian Marathon, solutions to Hard States & Great Star
Week 91: Hard States & Great Star, solutions to Thirds Squared & 3-4-5 Square
Week 90: Thirds Squared & 3-4-5 Square, solutions to World Turns & Water Slides
Week 89: World Turns & Water Slides, solutions to Soccer or Math? & Belt, Suspenders, and Braces
Week 88: Soccer or Math? & Belt, Suspenders, and Braces, solutions to Queen Bee & Coco-Not
Week 87: Queen Bee & Coco-Not, solutions to Uneven Odds & Stable Selection
Week 86: Uneven Odds & Stable Selection, solutions to Peri-area? & Hypotenuse Partition
Week 85: Peri-area? & Hypotenuse Partition, solutions to Cucina Combinations & Potato Puzzle
Week 84: Potato Puzzle & Cucina Combinations, solutions to Sour Lemons & One Liner
Week 83: Sour Lemons & One Liner, solutions to Curious Clock & Quadratic Triple
Week 82: Curious Clock & Quadratic Triple, solutions to Poor Pascal & Rascal’s Grid
Week 81: Poor Pascal & Rascal’s Grid, solutions to Secret Remainder & Party Puzzle
Week 80: Secret Remainder & Party Puzzle, solutions to Wing Nuts & Seven Eleven
Week 79: Wing Nuts & Seven Eleven, solutions to Polychromatic Pigs & Guest Gifts
Week 78: Polychromatic Pigs & Guest Gifts, solutions to Trial Squares & Four of Six
Week 77: Trial Squares & Four of Six, solutions to Unleash Your Inner Rectangle & Pent-up-gon
Week 76: Unleash Your Inner Rectangle & Pent-up-gon, solutions to Some Difference & In Your Prime
Week 75: Some Difference & In Your Prime, solutions to Frequent Figures & Doubled Digit
Week 74: Frequent Figures & Doubled Digit, solutions to Small Sudoku & Puny Pegs
Week 73: Small Sudoku & Puny Pegs, solutions to The Second Bisection & The Third Circle
Week 72: The Second Bisection & The Third Circle, solutions to Eye Like It & Pythagorean Poster
Week 71: Eye Like It & Pythagorean Poster, solutions to In The Groove & On The Path
Week 70: In The Groove & On The Path, solutions to Not Dozens & Festive Factorial
Week 69: Not Dozens & Festive Factorial, solutions to Snug Circle & Congruence Time
Week 68: Snug Circle & Congruence Time, solutions to Card 61 & Card T
Week 67: Card 61 & Card T, solutions to Long Haul & Postal Pathways
Week 66: Long Haul & Postal Pathways, solutions to Card 129 & Card 94
Week 65: Card 129 & Card 94, solutions to Skimpy Schedule & Passing Pennies
Week 64: Skimpy Schedule & Passing Pennies, solutions to Seating Arrangement & Stuck on Fairness
Week 63: Seating Arrangement & Stuck on Fairness, solutions to Grid Adjustment & Way Outside the Box
Week 62: Grid Adjustment & Way Outside the Box, solutions to Further Fairness & Double-Crossed Training
Week 61: Further Fairness & Double-Crossed Training, solutions to Edible Division & Counting Cars
Week 60: Counting Cars & Edible Division, solutions to Win-Win Move & Square of Harmony
Week 59: Win-Win Move & Square of Harmony, solutions to Nearly Invincible & Extremely Equal
Week 58: Nearly Invincible & Extremely Equal, solutions to Three Circles, One Distance & Circle Stack
Week 57: Circle Stack & Three Circles, One Distance, solutions to Equitable Area & Angular Equity
Week 56: Equitable Area & Angular Equity, solutions to Diagonalization & Regionalization
Week 55: Diagonalization & Regionalization, solutions to Watch for Falling Nuts & Fall Out of Line
Week 54: Watch for Falling Nuts & Fall Out of Line, solutions to Hexadiagonal & Hexintersection
Week 53: Hexadiagonal & Hexintersection, solutions to Mean Triangle & As Easy as 4132
Week 52: Mean Triangle & As Easy as 4132, solutions to Rhombarium & Well Trained
Week 51: Rhombarium & Well Trained, solutions to Olympic Unity & Try Jump
Week 50: Olympic Unity & Try Jump, solutions to Three-Pan Alley & Urn More Respect
Week 49: Three-Pan Alley & Urn More Respect, solutions to Circular Triangle & Spherical Cube
Week 48: Circular Triangle & Spherical Cube, solutions to How Many & How Old
Week 47: How Many & How Old, solutions to Deck a Tile & Try a Section
Week 46: Deck a Tile & Try a Section, solutions to Boat Row & Meandering Mate
Week 45: Boat Row & Meandering Mate, solutions to Guarding Variety & As the Day is Wrong
Week 43: Relation Riddle & Crusty Conundrum, solution to The Old Coin Game
Week 42: Triangulating the Difference & The Old Coin Game, solution to A Day Late and A Fence Short
Week 40: Awkward Positions & Sine of Success, solution to Spiral Notebook
Week 39: Stamp Stumper & Spiral Notebook, solution to Phenomenal Packing
Week 37: Equal Laterals & Isocircules, solution Circle Crossing
Week 36: Possible Parabolas & Circle Crossing, solution to Heart Trick
Week 34: Different Dice & No-Dispute Knights, solution to Subtle Sequences
Week 33: Simultaneous Remainders & Subtle Sequences, solution to Late Show
Week 31: Alien Arithmetic & Dream Sequence, solution to Treasure Trek
Week 30: Split Vote & Treasure Trek, solution to Patriotic Packing
Week 28: Closing Times & Midpoint Well Taken, solution to Fancy Dice
Week 27: Fancy Dice & Gothic Arc, solution to HIJKMNOP
Week 26: HIJKMNOP & Inscribed Square, solution to Time to Burn & Durable Digits
Week 25: Time to Burn & Durable Digits, solution to Noticing Numbers I & Noticing Numbers II
Week 24: Noticing Numbers I & Noticing Numbers II, solution to Football History & Hail Math-y
Week 22: Heptapiped & Math Star, solution to Rational Water
Week 21: Spiral Fleeing & Rational Water, solution to Plead Insanity
Week 19: Marble Jam & Cubic Conundrum, solution to Double Veracity
Week 18: Word Block & Double Veracity, solution to Beaver Bash
Week 16: Gonzi Scheme & New Year-amid, solution to Boxes Nest
Week 15: Boxes not Urns & Boxes Nest, solution to Crooked Clock
Week 13: Try Angles & Great Lengths, solution to Daunting Doorways
Week 12: Daunting Doorways & Slingshot Grid, solution to Design Data
Week 10: Mile High Stretch & Self-Sequential Reference, solutions to Minipixel & Stick Tac Toe
Week 9: Minipixel & Stick Tac Toe, solution to Triple Jeopardy
Week 8: Triple Jeopardy & Geometric Addition, solution to Hex Truss
Week 7: Hex Truss & Windows on the World, solutions to Sesquicycle & Carambola Bonus Problem
Week 5: Laborious Lockup & Prime Event, solution to Save the Camel
Week 4: Unsustainable Agriculture & Save the Camel, solution to Deranged Assistant
Week 3: Deranged Assistant & Rush Job, solution to Farm Roundup
Week 2: Carambola Orchard & Farm Roundup, solution to Instant Interrogation
Week 1: Instant Interrogation & Urn Respect
Come back next week for more puzzles.