There's a symphony going on in there. Pay close enough attention in Adam Frank's class and you'll be able to read the notes yourself.
September 3, 2013 Astrophysicist Adam Frank rings in the new school year with a meditation on the choice between kicking it old school with chalk on a blackboard or going new school with the latest classroom technologies.
May 19, 2010 Bart Simpson's entire blackboard oeuvre.
NPR thanks our sponsors
Become an NPR sponsor