Chess Puzzles
Junior Masters Chess League: jmcl.bravehost.com/lessons.html
  Challenge 1 - Two Rooks and King vs. King
Challenge 2 - Queen and King vs. King
Challenge 3 - Rook and King vs. King
Challenge 6 - Two Bishops and King vs. King
Challenge 7 - Bishop, Knight, and King vs. King
Super Challenge - Two Knights vs. Pawn
Kid Chess Puzzles: www.kidchess.com/puzzles/index.html
Vivacity Chess School: Puzzles
Online Database: www.chesslive.de/
Game Collections by Opening www.chessopolis.com/chessfiles/cb_openings.htm

Annotated Games by Chess Network:
  www.youtube.com/watch?v=uSl-h9ebI6I
www.youtube.com/watch?v=IEcNrQaSG8E
www.youtube.com/watch?v=EUne3oNmI5M
www.youtube.com/watch?v=TijMCy0LjAg
www.youtube.com/user/ChessNetwork

Endgames:
  Bishop vs. Knight
Queen vs. pawn
Rook (Philidor position)
Rook (Lucena position)
Endgame Simulator
Endgame Lessons (video)

Openings:
  Four Knights
Two Knights
Queen’s pawn (Torre Attack)
Queen’s pawn (Alapin)

Middlegames:
  Visualization Trainer
QGD


List of Recommended Books

Games

Women World Champions

Men World Champions

Other Famous Players

Links to Great Downloads
  • Annotated Games, by Jeremy Silman
  • Annotated Games, by Randy Bauer at Jeremy Silman's website
  • Annotated Games, from Chessville
  • Annotated Games, from The Kenilworthian
  • Game Collection, by opening, from Chessville
  • Game Collection, by player, from Chessville
  • Game Collections from The Week in Chess
  • World's 100 Greatest Games, from ChessGames.com