Drupal's Site Building Guide will help you learn how to implement many functionality and features into your Drupal web site.
As you get started in this section you will have several documentation guides within each of the categories below. Some of the guides will have terminology which you may not be completely familiar with. We recommend that you go to Drupal's Terminology Guide so that you can learn about Drupal terminology which you will need to understand as you read through all of Drupal's Guides. We also recommend that you save the Drupal Terminology Guide to your internet browser's favorites section so that you can quickly bring up that page for faster reference.
Below are the Site Building Guides' Sections, when you click on the link you will be taken to that section's page and will also see all of the sub-sections.
Site Builder's Toolkit
Connecting to other sites and systems
Media & Files
Social networking
Working with Contextual
Working with Dashboard
Working with Help
Working with Overlay
Working with commerce and advertising
Working with dates, actions, workflow and events
Working with forms
Working with geographic information
Working with mail and messaging
Working with search
Working with user-generated content
HowTos
Site recipes