Technology will never replace teachers, but teachers who use technology will replace those who don't.

When learning is fun it gets done.

There are only three secrets to a great presentation. Unfortunately no one knows what they are.

[Kids] don't remember what you try to teach them. They remember what you are.

But it's not the pressure of data that gives rise to the understanding. It's, on the contrary, the child's own struggle to make sense of the data

Teachers are often, and understandably, impatient for their students to develop clear and adequate ideas. But putting ideas in relation to each other isn't a simple job. It's confusing and this confusion does take time. All of us need time for our confusion if we are to build the breadth and depth that give significance to our knowledge.