While reading a magazine, while you are waiting for the dentist, scan the articles and relate what you learn to what you already know.

If you are a builder you may discover how the home requirements of dog owners are different from others.

You might expand your knowledge, but the purpose of this brain exercise is to train yourself to automatically look for connections between things.

This helps you think more creatively.

It improves your memory, because having more connections makes it easier to recall things.