For those of you who may have missed an EDge21 featured post or who didn't have the opportunity to look at some of them during this past week, here's a second chance.
The International Big History Association promotes understanding of the integrated history of the Cosmos, Earth, Life, and Humanity, using empirical evidence and scholarly methods.
The Big History series on H2 poses questions and mixes history and science to change the way people view history.
ChronoZoom is a free, open source timeline tool that allows teachers and students to create powerful interactive timelines that reveal new perspectives on history.
The Big History Project is a free, open, online social studies curriculum designed for secondary schools (students aged 14+).