From the outside, it is a nondescript building in downtown San Jose, California. But inside, 20 ninth- and tenth-grade students and seven educators are creating a new educational paradigm, Salman Khan reports for Forbes. Armed with individualized plans, students leverage Khan Academy, a pioneer of internet learning, and other online resources to learn math at their own pace. They choose what topics they learn and when they learn them. Educators use real-time data to coach students and monitor progress, but students drive their own progress. When students get stuck they can attend a small group lesson led by a teacher, ask a peer for help, or connect with a teacher one-on-one. When they’ve mastered a set of concepts, students line up eagerly to prove their knowledge. (Yes, they are lining up to take tests!) While this may seem like an unusual approach to learning, it’s a typical day in math class at Summit San Jose, a charter high school where a team of educators has constructed both a new classroom and a new model for teaching and learning math. At the heart of this model is a reimagined educational experience grounded in mastery-based, personalized learning. It mirrors our own objectives for education at Khan Academy…