Looking for a little review before your next big math test? Then look no further than The Khan Academy. Sal Khan, Bill Gates’ favorite teacher, has created a website where he shares nearly 2,000 videos he has made to share math reviews with students all over the world. Along with videos on basic mathematics, algebra, and calculus, you can also find tutorials for biology, chemistry, physics, as well as a wide variety of other subjects. Here’s a sample video from the website:
If you’re looking for a little extra help with math or science, I would highly recommend this site!