As stated before it can be a good idea to produce a very simple prototype of your product so people can understand it better and therefore give better feedback on it.

Clio - a web based collaborative environment for Social Studies teachers, will partly be a Learning Management Platform (LMP) around the Historical Thinking framework introduced by Seixas, Morton, Colyer and Fornazzari in their book The Six Big Historical Thinking Concepts. Teacher will have access to resources about the Historical Thinking concepts through video, text and activities they can use in their classroom as well as for themselves. This video is a short introduction on how I see that section functioning.