Think ordinary conundrums are just too humdrum? Do you finish crossword puzzles in ink and in no time flat? Then get ready for a serious test of your skills, with the ultimate in mental challenges. We've got crosswords of course; more than 50 tough, "regular" ones. But you'll also enjoy dozens and dozens more of different varieties, including devilish "Crushwords" where you have to put more than one letter in each square, and mind-blowing math and logic teasers known as pixel puzzles, where if your answers are correct you'll create a picture of success! And if that isn't enough, you'll also find word puzzles that demand "lateral thinking," and may well be the truest test of your abilities.

Here are two gigantic new puzzle books of epic proportions from Mensa. There are more than 500 puzzles inside each volume, from cunning numerical conundrums and testing word games to logical teasers, enigmatic lateral thinking tests, and abstract visual problems. Because they don't follow any special pattern, puzzlers never know what fiendish challenge is lying in wait on the next page. They are collected into difficulty bands, from the refreshingly straightforward to the downright devilish. Readers will get some practice in puzzle thinking with the easy section, build mental muscles in the medium section, and gain a fighting chance for the really hard part. No special skills or abilities are needed, just a bit of common sense, some basic numeracy and literacy, the ability to think things through, and the stubborn willpower and determination not to be defeated by a mere puzzle.Mensa was formed in 1946 as an organization for people with a high IQ. The purposes of Mensa are to foster human intelligence, promote intellectual opportunities for its members, and to encourage research into intelligence.

Challenge your teen's mind and strengthen their logical thinking Want to boost your teen's brainpower? This standout among puzzle books for teens is the way to go! From clever crosswords to challenging cryptograms, this delightfully difficult book of mind-benders is packed full of fun new ways to learn. Your teen will hone their critical thinking and deductive reasoning skills as they solve each perplexing puzzle. Go beyond other puzzle books for teens with: Many types of puzzles--Get everything puzzle books for teens should have, including analogies, crosswords, anagrams, logic puzzles, and sudoku. 100 brain challenges--Keep the fun going with enough puzzles to keep even the most clever student busy. Skill building--Help your teen level up their abilities with puzzles that start out simple but get tougher as they go. Encourage your teen to sharpen their mind (and take a break from screens!) with the top choice in puzzle books for teens.

Give your brain a workout on the type of brainteasers that challenge the best solvers at the World Puzzle Championships. They're tough, but fun, and the feeling of satisfaction you get when you succeed is simply unbeatable. Some of the puzzles are oldies but goodies, like battleships--and its many variants--where you search for a fleet hidden within a grid. In "Eminent Domain," try to determine which blanks cells are owned by the numbered ones. For "Hex Loops," locate a path that travels through adjacent hexagons: the trick is, it has to end where it started, and the lines can't touch or cross. From Snaky Tiles to Spiral Galaxies, these Mensa-level conundrums will get your mind in shape.

Matching drivers with their cars, with the help of some tricky license plates? That "auto" be fun...and it's just one of the cool brainteasers in this mind-mashing collection! Play the "name game" by using a name to fill in the blanks and complete a word. Or enjoy "rhyme time" by answering clever clues with two-word rhyming phrases. There are hours of enjoyment on these pages!

Take the Mensa challenge! These extraordinarily entertaining puzzles can confound even those with high IQs-and that's what makes them such delightfully tricky fun. A few can be solved relatively quickly, but the hardest may seem nearly impossible to crack. Give your skills a real workout on numerical conundrums, word games, lateral thinking problems, and riddles. Brainteasers, arranged in order of difficulty, train the mind and provide a good time all at once. The most complex bafflers include chess, logic, and spatial puzzles. Here's a small sampler of what's inside! � A farmer has twenty sheep, ten pigs, and ten cows. If we call the pigs cows, how many cows will he have? � Which three boys' names are anagrams of one another? Answers: 1. Ten cows. We can call the pigs cows, but that doesn't make them cows. 2. Arnold, Roland, and Ronald.