Chapter 4

http://www.abc.net.au/labnotes/read/
This article on the ABC website is about loggerhead turtles, which have magnetite in their brains.

Student activities concentrate on global positioning systems as context.

http://www.fatlion.com/science
A student site containing activities and ideas.

http://www.cssd11.k12.co.us/science
A site for teachers and students, by the Colorado Springs District schools, with many activities. It includes teacher tips on how to run and assess the activities.

http://www.beyonddiscovery.org/content/
A teacher and student site by the National Academy of Sciences.

http://www.amasci.com
A website for science hobbyists, with interesting articles on a range of science topics. There are good links to many worthwhile sources, such as ‘How stuff works’.

http://www.vicmins.com.au
An excellent resource for obtaining information about and samples of magnetite.