puzzles
Are brain teasers and apps a waste of time?
Recent research shows that brain teasers don't make you smarter and don't belong in job interviews because they don't reflect real-world problems.
Can you solve what an MIT professor once called ‘the hardest logic puzzle ever’?
Logic puzzles can teach reasoning in a fun way that doesn't feel like work.
10 things you did as a kid that you should start doing again
Playing and being creative shouldn't stop when you grow up.