CSS Desk

CSSdesk - Real time development tool for trying out CSS changes...

Snazzy Hover Effects Using CSS

Fab tutorial by Ryan Seddon creating flexible advanced hover techniques using CSS2.1 properties to create captions over images ("snazzy hover CSS")

zurb.com playground adventure - uses awesome CSS2 and CSS3 to turn an otherwise unassuming list of images into a full-blown set of polaroid pictures