We've built a highly-attributed database of high-quality content that is served up to students at massive scale. Part of managing a platform of this size, with tens of thousands of questions answered over 300M times, is deeply understanding not just our subject matter focus but also our ability to assess depth of knowledge and cognitive complexity. 

If you’ve ever wondered, there’s a lot that goes on behind making a Firecracker question. Here’s a glance into some of the details that go unnoticed. You’ll see how serious (and picky) we are with the process.