If there are nine people in a room and every person shakes hands exactly once with each of the other people, how many handshakes will there be? How can you prove your answer is correct using a model ...

Problem solving is one of today’s top skills—students who apply problem-solving strategies in the classroom are building important talents for college and the workforce. The math classroom is one of ...

In an ideal world, problems would melt away. But this side of the rainbow, we’re left to solve them on our own. Fortunately, problem-solving skills are not difficult to attain once we know how to ...

Perhaps sparked by the now-forgotten recession, I’m seeing a new era of the entrepreneur, with startups springing up all around. Based on my own mentoring and investing experience, the best ...