by STAO ADMIN | Jan 10, 2020
A relatively large fraction of the Canadian population requires corrective lenses to obtain optimal vision. While many of these individuals choose to wear eyeglasses, an increasing number are being fitted with contact lenses. The recent technological advances in the...
by STAO ADMIN | Jan 10, 2020
The techniques of Science teaching have changed from lectures and demonstrations to those involving a significant amount of “hands on” activities. This is reflected in the new curriculum, which even mandates that certain experiments be carried out. As a...
by STAO ADMIN | Jan 10, 2020
Like many other technological developments of the twentieth century, the laser has moved rapidly from the scientific research laboratory to widespread use in everyday life. It is possible to design a laser for virtually any wavelength in the electromagnetic spectrum...
by STAO ADMIN | Jan 10, 2020
There are millions of chemicals cited in the scientific literature and thousands more are being added every year. There is a lot of uncertainty and debate about the human health impacts of any particular chemical. Of the seven major metals know to Greeks, Mercury has...
by STAO ADMIN | Jan 7, 2020
This Expert Element on Inquiry is designed to support teachers in making the shift to teaching science through inquiry. Use this information to help direct your own learning and to enhance student learning through inquiry.
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