These airlines are offering in-flight college classes

This post is in partnership with Money. The article below was originally published at Money.com.

By Kim Clark, Money

Just because you’re on an airplane doesn’t mean your head has to be in the clouds.

In addition to the usual fare of straight-to-DVD movies that will certainly rot your brain, two airlines have recently begun serving up some smarter in-flight entertainment to their passengers: complimentary audio and video of interesting college lectures.

In December, Jet Blue started