I haven't heard of 10 video lessons, but I do know of the Ten Lessons GitHub repository for FunC. They have since then grown to 19 lessons.
Yes, I am guessing you are looking for this.
https://github.com/romanovichim/TonFunClessons_Eng
On the other hand, I think
https://ton-community.github.io/tutorials/01-wallet/
is the latest, easy, multi-platform, user-friendly tutorial by the community member, go try it!