It appears that famous rapper/actor LL Cool J has taken a liking to Sioux Falls Roosevelt High School Teacher Luke Hannemann's math class rap.

LL Cool J posted Hannemann's Rappin' video on Instagram with the following message:

I guess it's it's officially super safe to say hiphop is mainstream..

A post shared by llcoolj (@llcoolj) on

This was posted over on Luke Hannemann's Facebook page:

It's fun to see teachers connecting with students in the classroom in such creative ways.  Well done!  Check out the sweet Rappin' Math Moves of Hannemann and company.

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