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Revision as of 11:36, 3 June 2010
Welcome to the Math Puzzle Wiki
This is a collection of my favorite puzzles and brain teasers which contain some mathematical content. Most every puzzle here is taken from somewhere else, usually without express permission. When I can, I'll credit the source of the puzzle, but most come from "folklore" and have been retold many times by many people.
Types of puzzles
Mathematical topics
See All categories for more.
Full list of puzzles
- 7 orbs
- Angels and demons
- Ants on a cube
- Ants on a log
- Around the world
- Bags of gems
- Ball drop
- Blank dice
- Blind unshuffle
- Blood Sugar Level Support: A Step-by-Step Guide
- Cannibals and missionaries
- Celcius vs. Fahrenheit
- Cents per cents
- Checker board and dominoes
- Checkerboard and dominoes
- Checkerboard cut-up
- Chests of logic
- Chests of logic 3
- Chests of logic 4
- Coin game
- Commuter
- Condominium
- Consecutive hot dogs
- Cryptarithmetic
- Detective Merlin
- Dice stack
- Die Hard III
- Divisible by nine digits
- Domino circuit
- Double Russian roulette
- Earings
- Egg timers
- Eight options with six sides
- Eight queens
- Eight weights
- Failed exams
- Fair biased coin
- Farmer and the boat
- Fat travelers
- Fifteen
- Fill in the blanks
- Five card draw
- Five digits and one
- Five hats
- Five pirates
- Five towns
- Fly around the world
- Flying trains
- Forty thieves
- Four travelers
- Friends at a party
- Friends or non-friends
- Frog staircase
- Fruit boxes
- Fuses
- GO ON BOB
- Gem thief
- Girl, boy and dog
- Green eyed dragons
- Harry Potter and the hall of 100 doors
- High school play
- Hotel change
- Houses and utilities
- Jogging a hill
- Knight vs. dragon
- Lean meat
- Let's make another deal
- Liars and Truthtellers
- Light bulb
- Longest road
- Lying monkey
- Lying to the young
- Magic coin
- Marble madness
- Measuring Water
- Milk and coffee
- Monk's walk
- Monty Hall problem
- Multiple locks
- Next letter
- Next number
- Next sequence
- Nine minute fuse
- Nine prisoners
- Nine weights
- One-way roads
- Palindromic odometer
- Patriotic chameleons
- Penguin lineups
- Pizza split
- Poison
- Poppy party pizza
- Prisoners in red hats
- Probably blackjack
- Probably not transitive
- Prom problem
- Quarter cover
- Rabbit row
- Red vs black
- Round trip winds
- Sequence next in sequence
- Seven elevators
- Seven orbs
- Sharing water
- Six towns
- Six weights
- Soda machine
- Splitting ten
- Streaky dice
- Sum of product and sum
- Sum ratio
- Ten bags of gold
- Ten digit number
- Ten thieves
- The thief and the murderer
- The weird meeting riddle
- Three chests
- Three couples
- Three digit magic
- Three guesses
- Three logicians
- Three princesses
- Three prisoners
- Three sons
- Times of day
- Tommy's snack
- Too many trolls
- True or false
- Turn off a calculator
- Twelve weights
- Two EGGs
- Two guards
- Wagon collision
- Who does which?
- Wrong address
- Wrong clocks
References
If you are looking for even more puzzles, check out our list of Links