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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
Arithmetic - Khan Academy 38 lessons
Start here if you have very little background in math fundamentals (or just want to make sure you do). Arithmetic on Khan Academy: So you're ready to have some arithmetic fun? You've come to the ri
Cosmology and Astronomy - Khan Academy 85 lessons
Videos attempting to grasp a little bit about our Universe (many of the topics associated with "Big History")
The Science of Biology 4 lessons
High school Biology videos that I make for 10th grade Biology, 9th-10th grade Honors Biology, and Intro to the Human Body classes. Hope you find them helpful!
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
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
Chemistry and Macromolecules 10 lessons
Chemistry for high school Biology. Biochemistry and the macromolecules - carbohydrates, lipids, proteins, and nucleic acids.
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
Geometry - Khan Academy 113 lessons
Videos on geometry. Basic understanding of Algebra I necessary. After this, you'll be ready for Trigonometry. Geometry on Khan Academy: We are surrounded by space. And that space contains lots of t
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