<p>In theory, it takes 5 years, but at MIT, almost everything is negotiable. I know people who have completed the SB/MEng in significantly less than 5 years. </p>
<p>The MEng part of the course 6 SB/MEng program is 2 semesters long, formally speaking. Hence, the MEng is effectively a 1-year add-on to the SB. </p>
<p>History is course 21W.</p>