An ongoing reference to exhibits, events, lectures, reenactments, ceremonies, and other tributes commemorating the significance of Lincoln's life and his presidency during this 200th-year anniversary.

The Massachusetts Historical Society home of the Adams Family Papers for more than a century, launched a website and an exhibit displaying the documents behind the HBO miniseries, John Adams.

Stan Pesick and Carolyn Halpin-Healy define lesson study, a professional development model where teachers collaboratively create lessons and critique them in action.