Thinkfinity (which is supported by Verizon only) provides educational resources, lesson plans and more. There are professional development opportunities within the website (e.g., workng with refugee families), though there is no information on the background of the presenters nor whether these reflect professional literature. Nevertheless, looks interestng.
Your gateway to innovative, standards-based online resources for teaching and learning American history, designed and developed by the National Museum of American History as part of Verizon's thinkfinity.org consortium. Explore the rich resources of the Museum and bring history to life with artifacts, primary sources, and online tools for the classroom, afterschool programs, and home.