Others strategize their way through a sudoku grid or work out a word search not necessarily because they enjoy it but because ...

Lewis Carroll’s best-known work may hold traces of his beliefs as an Oxford maths professor. Marrying imagination with logic, ...

Unlike other puzzles that might rely on wordplay or pattern recognition, logic puzzles demand a structured approach, where every step must be carefully considered. They push you to think outside ...

Logic Problems magazine has been a popular puzzle magazine for over 20 years. Buy a single copy of PUZZLER LOGIC PROBLEMS or a subscription of your desired length, delivered worldwide. Current issues ...

The best free PDF readers are the perfect companion when you need to read a digital document but don't want to subscribe to a service. These are the programs we recommend. Our team of reviewers ...

This is all the HP trivia you need to solve the puzzle. The titles of all the stolen books are in the puzzle’s clues. In this walkthrough I’ll use T and L to indicate whether we know if a character is ...

The numbers listed above are not in base 10, also known as the decimal system. Show puzzle solution The terms of the sequence all represent the decimal (base 10) number 6 as it is represented in ...

The best PDF readers for Windows offer an enhanced on-screen reading experience for all kinds of files - but they also come with plenty of other document management and modification tools.

The mathematician Daniel Litt has driven social media users to distraction with a series of simple-seeming but counterintuitive probability puzzles. In late January, Daniel Litt posed an innocent ...

Take your crossword puzzle skills to the next level with these tips. / Shannon Fagan/GettyImages For some people, the crossword puzzle is a relaxing way to start the day. For others, it’s an ...

Want to turn a static PDF into a fillable form for data collection purposes? You don’t need a pricey subscription to Adobe Acrobat for that – just read through ...