U.S. State Department Unveils Online Game, and Web Site, to Teach English -- 3D video game designed to help students abroad acquire English language skills

"The unveiling of Samsung's GALAXY Note 10.1-with its advanced S-Pen and multitasking capabilities-signals a new generation of tablets that open even greater opportunities for empowering teachers and engaging students in the K-12 classroom." THE Journal

Inkling makes interactive textbooks and are really trying to raise the bar in this area. I'm interested in the  "Social Learning Network" inside the Inkling textbooks. In other words, you and your friends can highlight/annotate and collaborate inside the textbook much like you would, for example, on a google doc.