iFrames: SEO, Usability, Accessibility

1. iFrames and Accessibility

1.1. Inclduing a direct link within an iFrame

1.2. Including a text description within iFrame

2. Usability

3. iFrames and SEO

3.1. Do iFrames pass PageRank?

3.2. How Google treats iFrames

4. Examples of iFrames

4.1. Sliding puzzle

4.2. Google element

4.3. Mind maps