The gullibility of experts

Does it matter whether a brownie is served on a paper plate or on china? Is the Patagonian Toothfish less tasty than the Chilean Bass? In an earlier posting (pe...

TAPS / TPACK videos

A few years ago, as a part of our PT3 project Matt Koehler, Ken Dirkin and I video taped a series of teacher interviews around authentic problem solving in teac...

Is the web making us stupid?

… or just narrow? I just discovered Britannica blog, a pretty lively virtual space for intelligent discussion. How I had not come across it earlier is a m...

Mirror, mirror

Imagine you are standing in front of a bathroom mirror; how big do you think the image of your face is on the surface? And what would happen to the size of that...

Beauty in science

An evocative image from today’s NYTimes about our improved understanding of the beautiful phenomena known as the northern lights. You can read the story h...

sci-Phone

In a previous posting I raised the question about when does a piece of technology become an educational technology? One of the coolest pieces of technology toda...