1. The document discusses the increasing complexity of designing effective learning environments and activities due to the blending of online and in-person interactions.
2. It emphasizes analyzing what students actually do and helping them integrate and manage their "connected learning" across different tools, places, and media.
3. Several frameworks and approaches for instructional design in blended contexts are presented, including focusing on tasks, tools, and people; capturing design ideas through patterns and pattern languages; and using collaboration scripts to structure group work.