Stun your school friends and amaze your parents with your awesome brainpower as you work your way through these mind-twisting challenges. Packed with tricky logic problems these brain-busting puzzl...
Could you be a genius? Now you have the chance to find out and compare yourself with some of the greatest minds in history.Genius Test offers a range of absorbing mental challenges so you can...
Pit your wits against this extraordinary collection of crosswords of every imaginable kind - and some of you won't have thought of!Stretch your verbal comprehension skills and general knowled...
Einstein is universally known as one of the greatest scientists in history. Think like the father of relativity himself as you ponder over puzzles, enigmas, quizzes and logic trials based on and in...
Delve into Boost Your IQ for some challenging puzzles from the intelligence experts at Mensa.As you work through them, you will gain an insight into your possible IQ and become better equippe...