http://www.kidsgeo.com/geology-for-kids/0032-understanding-landforms.php
Geology for kids – the study of our earth.

http://volcano.und.nodak.edu/
Volcanoworld – everything you’ll ever need to know about volcanoes! Includes photos of current eruptions around the world, teaching and learning resources, games and many links.

http://library.thinkquest.org/17457/english.html
Ever wondered how the structure of the earth was formed? What the heck is Pangea? Why do plates move about? How do oceans and continents form?