Today is exam day and "You shall not pass"

Today is the day of the final exam in my course on critical thinking and scientific misconceptions.

I thought my students would get a kick out of this photo.

I'm certain that all regular Sandwalk readers know what I'm talking about but just in case there's any new readers who don't get it, here's a short clip from the movie.¹

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1. Note to IDiots and other creationists ... Gandalf is a fictional character, he doesn't exist. There are many fictional characters who appear to be powerful and menacing but that's only in stories and myths.

Posted in: Science Education