None of these timelines are finished, though some are more complete than others. They are intended either for teaching — at least one incorporates student work — or as research aids. They were all made with Tiki-Toki. Follow the links below to visit the corresponding timeline in one of two ways: without leaving this site, or on tikitoki.com. The timelines are interactive, so you are invited to click, scroll, and look around. Comments or suggestions are most welcome.
Header image: Lunar calendar from the Upper Paleolithic period (source).