Videos you need to watch. Cut and paste the links into your browser.
https://www.youtube.com/watch?v=0gRtVz4XrZM
Kirchhoff's Rules for Circuit Analysis, An Explanation (11 minutes 2 seconds)
https://www.youtube.com/watch?v=6sVeFqlSV4A
Kirchhoff's Rules for Circuit Analysis, Example No. 1 (8 minutes 49 seconds)
https://www.youtube.com/watch?v=BnL_9BYHmVM
Kirchhoff's Rules for Circuit Analysis, Example No. 2 (11 minutes 56 seconds)