massachusetts is the most educated state and invented the analog computer and rocketry " Bush didn’t abandon his task for lack of a tool. He invented a new tool. In 1931, the MIT professor created a differential analyzer to model power networks, but quickly saw its value as a general-purpose analog computer . " vannavar bush had attended clark university in massachusetts where robert goddard, who invented rocketry, was a professor and g stanley hall became the dean, possibly by hypnotizing mr clark, whom he wrested control of the college from - computer history .org