MASSOLIT

MASSOLIT works with university academics to produce high-quality, curriculum-linked video lectures for GCSE and A Level. 

They offer more than 3,000 lectures across six subjects: English literature, History, Philosophy, Classics & Ancient History,Psychology and Government & Politics. Most lectures are between 8-12 minutes in length.

They have a regularly-updated YouTube channel where you can check out some of their videos. They provide free access to one lecture from each their lecturers, so you can see what they're like.

https://www.massolit.io/ 

On YouTube:

https://www.youtube.com/channel/UCWITMkkllOYZmyVWzQm5kuw/featured  

On Twitter:

https://twitter.com/themassolit

Learners TV

LearnersTV is a non-commercial and free to use web service that offers video lectures, animations, online tests, audio lectures, etc. on a variety of subjects and topics including biology, chemistry, physics, mathematics, statistics, computer science, medicine, dentistry, engineering, accounting, and management. Once students click on a subject and a topic, they are shown a list of clearly ordered and labeled lectures.

Materials may be used by individuals, institutions, governments, corporations, or other business whether for-profit or non-profit so long as the use itself is not a commercialization of the materials or a use that is directly intended to generate sales or profit.

http://www.learnerstv.com/index.php