Take free online classes from 120+ top universities and educational organizations. We partner with schools like Stanford, Yale, Princeton, and others to offer courses in dozens of topics, from computer science to teaching and beyond. Whether you are pursuing a passion or looking to advance your career, Coursera provides open, free education for everyone.

佳学是一个学习、分享生活技能的在线教育平台，用户可以随时随地学习自己爱好的课程以及与生活技能有关的课程，同时老师也可以来开设擅长的课程。