A nationwide cyber attack disrupted access Thursday to Canvas, the online learning platform used by millions of students and teachers for assignments, grades, exams and classroom communication.

The education management platform was taken offline at educational institutions across California after a widespread cyberattack on Thursday, May 7.

Whether you're looking to get ahead in your schoolwork, improve a business skill, edit video, or even master French pastry, the top online learning sites we've tested can help.