Age Appropriate Instruction
"Begin with the End in Mind"
Practical ideas on how to prioritize what you will teach your players based on their age. Covers ages U6 - U12. (Not a curriculum.) Written by Vince Ganzeberg, Director of Coaching for Indiana Youth Soccer Association.
"Best Practices"
Document put together by US Soccer with their general guidelines for training for youth soccer players from U6 - U18. General philosophy, not specific training ideas.
The main point they stress for youth coaches is to help your players learn to master the ball at a young age. Let them play and be creative.
"What Can be Learned At The Various Ages"
A table that is part of a document released by US Soccer Region II and published by Dr. Tom Turner, 2006. It provides information on what kids can learn at various ages from U6 - U18.