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24/7 access to the best videos on the web.

  • Video Library by Stanford graduate with ten years professional tutoring experience.
  • He's a tutor, not a teacher, so lessons are focused on examples, not proofs.
  • Fraction of cost of in-person tutors.
  • 100's of hours of lessons and examples cover every chapter in your class.
  • Membership gives you access to every course, in case you need review.
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Sample Videos

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A selection of sample videos from around the site.

Tips & Tricks

Tricks for finding the topics you need to get the most out of the site.


Answers to common pre-sales questions and concerns.

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Meet Chris, the tutor behind the curtain.

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Troubleshooting for quick technical issues.

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