De heerschappij van de middelmatigheid

You've probably heard of Khan Academy, the online lessons that have been praised so highly. Wired recently put up an article on how it's a complete game changer, and how children have been able to advance at a blistering pace using their materials. So what does the public school system think of it?

So what happens when, using Khan Academy, you wind up with a kid in fifth grade who has mastered high school trigonometry and physics—but is still functioning like a regular 10-year-old when it comes to writing, history, and social studies? Khan’s programmer, Ben Kamens, has heard from teachers who’ve seen Khan Academy presentations and loved the idea but wondered whether they could modify it “to stop students from becoming this advanced.”