by STAO ADMIN | Nov 13, 2019
This student activity illustrates how plants grow away from/towards a stimulus by continuing cell growth and elongation on one side of the stem while ceasing cell growth and elongation on the opposite side of the stem. This connects to the curriculum by allowing...
by STAO ADMIN | Nov 13, 2019
This student activity illustrates how plants grow away from or towards a stimulus by continuing cell growth and elongation on one side of the stem while ceasing cell growth and elongation on the opposite side of the stem. This connects to the curriculum by allowing...
by STAO ADMIN | Nov 12, 2019
Osmosis is the process by which the concentrations of two solutions equalize across a selectively permeable membrane. Osmosis is necessary for the digestive and excretory systems to function. This demonstration models the behaviour of cells in hypertonic and hypotonic...
by STAO ADMIN | Nov 12, 2019
Although all students know that it is essential to wear safety goggles during many science investigations, it can be helpful to provide a powerful demonstration showing why this is so important. This quick and easy demonstration can illustrate the necessity of...
by STAO ADMIN | Nov 12, 2019
The Nobel Prize website (www.nobelprize.org) records all the prizes awarded and includes background information as well as copies of the lectures presented by the prize winners associated with the Award Ceremony. In his lecture entitled, “On Radioactivity, A New...
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