Categories: Gr 4-6 Science & Tech, Gr 9-10 Science, Gr. 11-12 Physics
https://youtu.be/fzNk4w2k2h0 Ever wonder how lightning works? Scientists are still figuring it out, but what we do know is fascinating. Learn about positive and negative lightning, red sprites, blue... read more
Categories: Gr 9-10 Science
Introduction This demo demonstrates the greenhouse effect by comparing the air temperature of a room with the air temperature inside a clear plastic bag containing black construction paper. The bag... read more
Categories: Gr 9-10 Science, Gr. 11-12 Biology
Introduction One of the basic tenets of cell theory is that “all cells only arise from pre-existing cells.” In fact, new cells are formed by the process of cell division, which gives two... read more
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