An Assortment of Important Concepts
These links are to former NOHS player Stephen's (sjpdna) blog. They are useful study/review for both beginners and advanced players. Below are a brief description of some of the covered concepts.
+ Enpassant, Checkmate with a King and a Rook, and a useful pawn checkmate:
http://blog.chess.com/sjpdna/new-oxford-team-demos
+ Castling, Scholar's (4-Move) Checkmate, and how to refute Scholar's Mate:
http://blog.chess.com/sjpdna/new-oxford-team-demos-2
+ How to use Knights, how to combat Knights, How to NOT play the Bird Opening:
(NOTE: Board position #2 has an error in set up. The bishop on square h3 is supposed to be a Knight.)
http://blog.chess.com/sjpdna/new-oxford-demos-3
+ 5 puzzles practicing concepts learned in demos #1 - #3:
(NOTE: There are numerous ways to solve board position #4. Just look for the fastest one and learn something :))