Hi,

Here are some of the best YouTube channels to assist in your studies:

Ajnish Gupta

Physics Galaxy

Rao Academy

ExamFear Education

Etoos Education

Conceptual Physics India

Periodic Table

Tyler Dewitt

Physics Plus

CEN Online

NurdRage

Mohit Tyagi

Khan Academy

CrashCourse

NumberPhile

Two minutes paper

These are some of the best channels on YouTube for your help.

Good luck!