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 10, 2020
Safety must be foremost in the minds of every presenter at STAO/APSO sponsored events. Every person who does demonstrations should be knowledgeable about the safe handling and disposal of all chemicals and the safe use of all demonstration equipment. Demonstrators...
by STAO ADMIN | Jan 10, 2020
A summary of the STAO Safety Committee’s beliefs about safety in the science classroom.
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