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Top 10 Courses
1. Algebra (KA)Learn the basics of Algebra including topics such as slopes, functions, and the quadratic equation in this course from Khan Academy. 96 videos 

2. TrigonometryTrigonometry is the branch of mathematics that deals with the relations between the sides and angles of plane or spherical triangles, and the calculations based on them. 54 videos 

3. Prime Numbers (np)A prime number (or a prime) is a natural number greater than 1 that has no positive divisors other than 1 and itself. 20 videos 

4. PrecalculusLosing sleep at night because you don’t understand factorial notation? If so, then this course from ProfRobBob is the course for you! 144 videos 

5. Geometry (KA)This course from Khan Academy covers topics such as points, lines, angles, and much more. 113 videos 

6. StatisticsStatistics is the the branch of mathematics that deals with the collection,classification, analysis, and interpretation of numerical facts or data. 79 videos 

7. Probability (KA)Learn about the basics of probability in this introductory course from Khan Academy. 41 videos 

8. Prealgebra (KA)Having trouble understanding the concepts in prealgebra? This course can help. 39 videos 

9. PiWhat is Pi? Who first used Pi? How do you find it? Learn about the most famous ratio of all with Numberphile. 17 videos 

10. Trigonometry (KA)Learn the basics of Trig in this course from Khan Academy. 39 videos 