Greek Mythology.com-A Well written resource on Greek Mythology.
MythWeb-A fun site geared more towards younger kids. Lots of good information.
The Illustrated Encyclopedia of Greek Mythology-Basic information about well-known gods, heroes, and other characters of Greek Mythology.
Greek Mythology-A kidsafe website with plenty of good resources.
The Temple of Aphrodite-A website based on Aphrodite.
Classical Myths-A good resource of texts and images.
Mythography-A great resource for Greek, Roman, and Celtic mythology.