Note: All materials on these pages are absolutely
free. However, some of the links, which include lessons, units,
and tasks, are password protected, meaning you need to obtain
a password to explore them. If you are a certified teacher you
are qualified to use these resources. All you have to do is to
email us your full
name along with your teaching registration number. We will return
your email with a user name and password as soon as possible so
you could have full access to these valuable resources.
You are encouraged to use the contents of these
pages for education and enjoyment, but these pages may not be
copied, mirrored, redistributed, printed, or reproduced in bulk
without permission. Reproduction for commercial purposes is not
permitted, nor is use of robots to create archival copies. Limited
use of material for academic research and teaching is permitted,
providing conventional citation standards are followed.
Science
