"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." When 2D puzzles are no longer exciting, 3D brain teasers are the way. These handheld puzzles require ...

Imagine a team of 10 smart professionals around a whiteboard, brainstorming the next big initiative. When someone suggests turning the ideas into a presentation, only one person volunteers—not because ...

Your brain is busy all day - planning, worrying, imagining, replaying conversations, solving problems. But when you’re not ...

Want to stretch your kids' critical thinking abilities? Logic puzzles are great problem-solving activities that teach logical reasoning, organizational skills, and critical thinking. Our logic puzzles ...

We are hardly ever consciously aware that we use logic to solve everyday problems. But what is logic? Is the logic used to prove theorems in mathematics the same kind that we use for our practical ...