Text visualising tool in a similar vein to Wordle, but with option to use outline shapes, like imagechef. You can also use fonts you have stored on your own computer.
Mr Picassohead is a fun website. It allows users to create their own 'Picasso' by selecting different types of faces and facial features, colours and so on and dragging them onto a canvas. It is a great way to begin a unit of work on Picasso, Cubism or abstract art with students.
A good website that provides free photos. The collection contains thousands of images that anyone can use for free in academic or commercial presentations. The image collection can be searched by subject category, image size, color, or rating. Morgue File is more than just a source for free images. It also features a "classroom" where visitors can learn photography techniques and get tips about image editing.
An article about story boarding and how it relates to a modern presentation such as the TED style talks. Very good embedded video about Walt Disney and the development and use of story boarding in animation.