Sudoku and other puzzles can incorporate play and critical thinking skills, while easing students into solving standard math ...

Gregory Treverton, a national security expert at RAND Corporation, famously distinguished between two types of problems, puzzles and mysteries. He was describing the modern challenges faced by the ...

Security pros tackle tough problems every day, from breach investigations to niche technical issues to strategy and policy development. The key to maintaining and improving these critical ...

Many companies from Wall Street to Silicon Valley are now using puzzles and riddles in interviews as a way to gauge the problem-solving abilities of potential candidates. I thought I liked this ...