Cannabis use highest in Halifax, while Edmonton had highest use of meth, wastewater samples show | CBC News – submitted by Milan Sanader

Statistics Canada tested wastewater samples from five urban centres for illicit drugs and cannabis, and the results are a snapshot of what substances are more common in those Canadian cities.

Source: Cannabis use highest in Halifax, while Edmonton had highest use of meth, wastewater samples show | CBC News

The Leakproof Bag | Experiments | Steve Spangler Science

Who would have ever thought that a plastic bag, some water, and a few pencils would have adults screaming with fear? Learn how to poke holes in a plastic bag filled with water without spilling a drop. Well, that’s the theory you’re going to test… and it’s wise to practice your liquid trick over the sink. It’s a cool way to learn about the chemistry of polymers. Continue reading

Honouring Water: An Indigenous Perspective – submitted by Natasia Sulej

This resource is a research project through the medicine wheel of learning.

Task: In pairs or triads, consult the following media sources to complete the ‘Medicine Wheel of Learning’ graphic organizer and
complete the research/writing prompts based on a particular resource. Continue reading

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