Solve one-step word problems using a visual model & a problem-solving process. Warm up with a Mystery Math Mistake to hunt for the mistake in adding two 2-digit numbers using a decomposition strategy.

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 ...

The ability to solve complex problems effectively has become a defining factor for success. Yet, despite the abundance of tools and methodologies available, I've noticed organizations often struggle ...

The internet has had a profound impact on education and how we learn things, a critical complement to any learning environment. Online university classes, massive open online courses (MOOCs), and even ...

Einstein is quoted as having said, “If I had an hour to solve a problem I'd spend 55 minutes thinking about the problem and five minutes thinking about solutions.” The point he makes is important: ...

Learn a clear, step-by-step approach to solving coding problems—from understanding the prompt and planning an algorithm to writing clean code and testing edge cases. These practical problem-solving ...

The more I research the problems that bedevil U.S. manufacturers and try to find and share the stories of companies that are solving them, the more I appreciate lean management principles. More ...