On Time explores the changing ways we have measured, used, and thought about time over the past three hundred years. With this online resource, students will learn how improvements in time keeping technology have led to the increased importance of efficiency, punctuality and regimentatio

Winter counts are calendars that the Lakota used to mark the passage of time. This online exhibition features a searchable database of Smithsonian winter count images, a documentary about Lakota history and culture and video interviews with Lakota people Through the use of this website, Students