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Physics - Khan Academy 155 lessons

Projectile motion, mechanics and electricity and magnetism. Solid understanding of algebra and a basic understanding of trigonometry necessary.



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Precalculus - Khan Academy 20 lessons

Non-trigonometry pre-calculus topics. Solid understanding of all of the topics in the "Algebra" playlist should make this playlist pretty digestible. About Khan Academy: Khan Academy offers practic


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Chemistry - Khan Academy 103 lessons

Videos on chemistry (roughly covering a first-year high school or college course).



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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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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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