Two Canadian cities are doing an about face on their decision to remove flouride from drinking water after rates of tooth decay spiked, especially among children.
Source: Canadian cities rethink removal of fluoride from tap water | CBC News
Two Canadian cities are doing an about face on their decision to remove flouride from drinking water after rates of tooth decay spiked, especially among children.
Source: Canadian cities rethink removal of fluoride from tap water | CBC News
Categories: Gr 9-10 Science, Gr. 11-12 Chemistry, Gr. 11-12 Physics
https://youtu.be/xFpeeQQiBJQ Armed with a hammer made from mercury, Olympia Brown explains the third law of thermodynamics. Tell us what you think about our videos, and win £100... read more
Categories: Gr. 11-12 Chemistry, Gr. 11-12 Physics
https://youtu.be/OA7U99atypQ We looked into the history and quirks of cold matter and why the International Space Station may soon be home to the coolest spot in the universe. read more
Categories: Gr 9-10 Science
Practicing Bohr-Rutherford diagrams can be a “bohring” and repetitive activity, but interpretive dance can shake things up. Let’s get students out of their desks and working as collaborative... read more
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