Brain Teasers for Adults

A mix of tricky logic, lateral thinking and math puzzles for adults. They work well for coffee breaks, team meetings or a quiet evening.

• Upside Down Year
• Rolling Dice Total
• Grandfather's Clock
• Kingdom of Ten Wells
• Next in Pattern 2
• Breakfast Never Eaten
• Number Under 100
• The Tall Candle
• Odd One Out
• The Wordy Riddle
• Word Bridge
• Alternating Steps
• Letters Sequence
• Triangle Numbers
• Prime Path
• Look and Say
• Doubling Plus One
• Squares Sequence
• Fibonacci Next
• Compound Clue
• Five Vowels in Order
• Q Without U
• Same Forward and Back
• Anagram Riddle
• Hidden Animal
• Add a Letter
• Longest Word
• Never Spelled Right
• Starts With E
• Silent Letter Word
• The Vanilla Ice Cream Mystery
• Heavier Truck
• Two Fathers Two Sons
• Coin from 300 BC
• Sleeping Guard
• The Locked Cabin
• Months With 28 Days
• Rain Without Wet
• Window Cleaner
• Twins Not Twins
• The Painted Room
• Bar Water Glass
• Desert Death
• The Surgeon
• Man in the Elevator
• Pizza Slices
• Magic Square Center
• Three Consecutive Numbers
• Apples in a Basket
• Book Pages
• Average Speed Trap
• Painted Cube
• Clock Angle
• The Doubling Penny
• Cows and Chickens
• Half of Two Plus Two
• Train Meeting
• Sum to 100
• Missing Dollar
• The Snail in the Well
• Age Puzzle
• Handshake Party
• Five Machines
• Lily Pads
• Bat and Ball
• The Ages of Three Daughters
• Ice in the Glass
• Siblings Count
• The Elevator Logic
• Coins in the Dark
• The Liar's Day
• Hat Colors
• Birthday Paradox Light
• Mislabeled Boxes
• The Last Runner
• Race Position
• The Missing Sock Drawer
• Four People and a Bridge
• The Truth-Teller's Village
• Who Owns the Fish
• The Burning Ropes
• Weighing Eight Balls
• Two Doors, Two Guards
• River Crossing
• Three Light Switches
• Followed All Day
• What Has One Eye
• Rooms With No Doors
• Black When Bought
• Never Used Up
• The Man Who Shaves
• Stone Into One
• Taken Before You Get It
• Forward I'm Heavy
• The Silent Guardian
• Born in Fire
• One Letter Away
• The Thief of Time
• Lighter Than a Feather
• Cities Without Houses
• Speak Without a Mouth
• Right Hand Only
• Going Up, Never Down
• Hands But No Clapping
• The Neck Without a Head
• Broken Before Use
• Full of Holes
• Wet While Drying
• The More You Take
• The Keys That Open No Locks