Learning Photo manipulation. 
  1. resize image
  2. reduce resolution
  3. increase resolution
4. change colors
5. enhance contrast
6. change extension/photo type (jpeg, tif, gif)

  Take a digital photo or a picture of something you scanned or acquire on the web and change it. You need to show (Part 1) the
   original picture, (Part 2) an enhancement/improvement of that picture, (Part 3) four or five creative changes to that picture
(see examples of parts 1-3), and (Part 4) take a large resolution image and reduce it for quicker interactivity (Extra Credit) Create a
bogus picture by pasting one image into another Try to make it seamless.

    See what is possible...