The national football curriculum breaks a players learning stages into 6 blocks, 4 training Building Blocks and 2 playing Building Blocks.

These training blocks can help you focus on the appropriate subsection of training material for the age and skill level of the players.
http://www.ffacoachingresource.com.au/about-the-curriculum/the-building-blocks/

The Football Federation Australia has designed their training and playing strategy have been developed by learning from what the best and most consistent teams around the world.

A collection of coaching material, grouped by the development phases for the players.

The complete document containing the training philosophies and coaching strategies for each development stages.