This is a slightly odd site, to be sure, but the Age Gauge is also an interesting way to place yourself in the span of historic events. The premise is that you enter the day you were born, and the site calculates how old you were at certain moments in time.
Entirely free and web-based, Mission US puts you in the shoes of a teenage boy in Boston before the American Revolution.
Disunion reports on the Civil War as if in real time, so the post for today would reflect the events of INSERT DATE PUBLISHED, 1860. With a staff of writers that includes professional historians, university professors, and an ex-presidential speechwriter, the stories are top quality.
Try these animated maps to show the interplay between history and geography.
Khan Academy, and its accompanying YouTube channel, contains more than 1,800 short videos on topics mathematical, biological, chemical, and even historical.
DocsTeach from the National Archives combines their extraordinary collection of primary-source documents with online interactivity.
The Flow of History documents world history in flowchart form.
Companion websites accompany the material in a textbook. They vary in quality, but if you have a good one, your students can access some really useful supplemental material.
There’s a saying that if you want to understand the times, read the advertisements. Adflip is a site with an abundant number of advertisements from various decades, ranging from back to the 1940s all the way up to the present.
PBS has a set of interactives covering everything from the Court’s history to its role in everyday life. With this collection at your disposal, you can teach about almost any aspect of the Court.