US Government Publishing Office
Ben's Guide to u.s. Government: President of the u.s. Requirements & Term
A short paragraph on the requirements for holding the president or vice-president position. There is also a paragraph on the number of terms they can serve.
Gilder Lehrman Institute of American History
Gilder Lehrman Institute: History Now: Every Four Years
[Free Registration/Login Required] A middle school lesson plan that helps students research the history of the qualifications for a president and presidential elections.