The man who taught thousands of kids – and adults – about grammar and math through song has died. Bob Dorough, the creator of ‘Schoolhouse Rock’ passed away at age 94.

The man who taught thousands of kids – and adults – about grammar and math through song has died. Bob Dorough, the creator of ‘Schoolhouse Rock’ passed away at age 94.

Bob Dorough, whose catchy 'Schoolhouse Rock' tunes taught kids grammar and math, has died. The man who taught thousands of kids -- and adults -- about grammar and math through song has died.

(CNN) — The man who taught thousands of kids — and adults — about grammar and math through song has died. Bob Dorough, the creator of ‘Schoolhouse Rock’ passed away at age 94.