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Cryptography - Khan Academy 5 lessons

The basic ideas of cryptography as told by Brit Cruise

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Pre-algebra - Khan Academy 38 lessons

Pre-Algebra on Khan Academy: No way, this isn't your run of the mill arithmetic. This is Pre-algebra. You're about to play with the professionals. Think of pre-algebra as a runway. You're the airplane

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Computer Science - Khan Academy 23 lessons

Introduction to programming and computer science

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SAT Preparation - Khan Academy 118 lessons

I am going to work through every problem in the College Board "Official SAT Study Guide." You should take the practice tests on your own, grade them and then use these videos to understand the problem

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Finance - Khan Academy 195 lessons

Videos on finance and macroeconomics. About Khan Academy: Khan Academy offers practice exercises, instructional videos, and a personalized learning dashboard that empower learners to study at their

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Biology - Khan Academy 61 lessons

Covers topics seen in a first year college or high school biology course.

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Calculus - Khan Academy 199 lessons

Topics covered in the first two or three semesters of college calculus. Everything from limits to derivatives to integrals to vector calculus. About Khan Academy: Khan Academy offers practice exerc

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This is a list of all of the Adobe Flash tutorials made by

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Linear Algebra - Khan Academy 142 lessons

Matrices, vectors, vector spaces, transformations. Covers all topics in a first year college linear algebra course. This is an advanced course normally taken by science or engineering majors after tak

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Preview the new Windows 10: Learn about all the reasons you'll love the new Windows 10 - available as a free upgrade on July 29th. It's familiar, comes with exciting new innovations like Cortana and t

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