• My tutoring resources folder containing real SAT / ACT / PSAT tests and book PDFs (email me)

• SAT Sample Questions from College Board

• College Panda SAT / ACT advice (dozens of good articles)

• College Panda TI-84 SAT Calculator Program and Workbook (solves systems of two equations, quadratics, circles, lines, and much more). Comes with a purchase of any two new paperback College Panda books on Amazon.

• College Admissions Advice From Students Who Have Overcome the Odds

• SuperMemo Wiki on Learning (the best resource on learning I've seen)

• Cognito Mentoring Wiki

• Learning Wiki

• Favorite Explorable Explanations: Seeing Theory (introduction to probability and statistics), everything Nicky Case has created

• Personal favorite Khan Academy courses: Hour of Code, Computers and the Internet, Computer Science, the entirety of Economics, many History videos

Reading recommendations for high schoolers:

• Standard reading recommendations to improve your SAT / ACT verbal scores

• Everything on Wikipedia

• Paul Graham's essays: paulgraham.com/articles

• Brian Tomasik's essays: briantomasik.com/writings

• SPARC Book Recommendations. But really, just read anything!