Wikipedia
Brightstorm
Brightstorm is an online learning platform for teenagers. It features thousands of study videos as well as other study tools and resources such as Math Genie and College Counseling. Study videos cover math courses ranging from pre-algebra to calculus as well as English, science, and test prep for SAT, ACT, and Advanced Placement tests. The website is subscription-based and allows users to watch study videos without third-party advertisements. It is reported that Brightstorm has delivered over 20 million lessons to more than 240,000 registered users from over 200 countries.