Images (Pictures)
Make sure you always use copyright-friendly images (pictures). If an image has a
copyright © you can get into trouble and even get charged money for using it.
A good resource to use for images is WIKIPEDIA. They tell you underneath the picture if you are allowed to use it or not.
Go to http://wikipedia.org/
Over 20,000 free and copyright friendly images:
http://pics4learning.com/
Photosharing website (You can find copyright friendly images here!):
http://www.flickr.com/
Free Images http://www.freeimages.co.uk/
Teacher Tap http://eduscapes.com/tap/topic98.htm
Historical images from the Library of Congress via flickr
http://www.flickr.com/photos/library_of_congress/collections/