Here’s a college course that you’d actually want to get homework assignments from. The Lego Foundation—an organization that owns a quarter of the Lego company—is giving millions of dollars to Cambridge University to study playtime. The Foundation just donated nearly $4 million to endow a professorship and research center that will study the role that playing can have in development and education. Though they didn’t clarify to The Huffington Post if this new project actually incorporates building Lego creations, we’d like to think that these new courses will mostly involve sitting around in a classroom, making awesome Lego castles …