Learning new material is hard at the beginning. You don't have any context and the terms are foreign. You might not even know Wolfram Alpha exists if you're uni

Learning new material is hard at the beginning. You don't have any context and the terms are foreign. You might not even know Wolfram Alpha exists if you're uninitiated. Despite its ease of use, some people appreciate a guided approach to learning. While the subject can't be trivialized, if someone gains learning momentum (whether by interest or confidence) then this kind of material did a great deal to help them.