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Mensa Killer Sudoku

More than 200 of the most difficult number puzzles

Mensa Logic Puzzles

More than 150 brainteasers to test your powers of deduction

Mensa's Most Difficult Pattern Puzzles

Unleash your creative problem-solving to crack 200 demanding brainteasers

Mensa Train Your Brain - Concentration

200 puzzles to unlock your mental potential

Mensa's Most Difficult Maths Tests

Prove your arithmetic prowess by solving the toughest numerical puzzles

Mensa Train Your Brain - Memory

200 puzzles to unlock your mental potential

Mensa Sudoku

Put your logical reasoning to the test with more than 200 tricky puzzles to solve

Mensa träna din hjärna. Stärk ditt minne

Mensa träna din hjärna. Koncentration

Mensa - Mighty Brain Teasers

Increase your self-knowledge with hundreds of quizzes

Mensa - Master Your Mind

Practical exercises to help unleash your full puzzle potential

Mensa Crosswords

Test your word power with more than 100 puzzles

Mensa's Most Difficult IQ Puzzles

Take on the ultimate challenge by solving these demanding conundrums

Mensa's Most Difficult Number Puzzles

Prove your logical and numerical abilities against 200 fiendish problems

Mensa: Logic Tests

Challenge Your Powers of Deduction and Logical Thinking

Mensa - Logic Challenges

Test your aptitude for deduction and examine your IQ with over 200 puzzles

Mensa: Assess Your IQ

Challenge your brainpower with over 200 formidable puzzles

Mensa - Test Your Mind

Twenty IQ Tests From The Masters of Intelligence

Mensa's Most Difficult Geometric Puzzles

Tricky puzzles to challenge every angle