if you asked them the same question in 20 years, they are all going to say mr. yancy.ecause today we are going to learn about the civil war. ♪ >> wait for the chorus. ♪ >> thank you, mr. yancy. >> basically he took the whole song and re-wrote it to teach kids about the civil war. ♪ >> live via skype we have on "right this minute" mr. yancy. bear in mind, if you want to ask a question, raise your hand. how did you come up with the idea for this? >> i got it from my students. social studies isn't always the most exciting thing for middle schoolers. so i was trying to figure out what would interest them. whatever the kids want, i want relevancy and rigor and trying to keep it lively. >> yeah. >> what is the level of engagement since you started to do that? have you noticed it increases? >> it takes a certain amount -- other coworkers were like, i'm going to start rapping in the classroom. i was like, go for it. make sure you build repoire with the kids. because if you go in there and are like, yo, yo! they are going to laugh you off. >> what is the response from the paren