by msander | May 7, 2019 | Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Biology, Gr. 11-12 Chemistry
We all know that we need things like water and oxygen to live, but what happens when you get too much of a good thing? Hosted by: Hank Green
by msander | May 3, 2019 | Gr 9-10 Science, Gr. 11-12 Biology
Tree rings can measure past climate because trees are sensitive to soil moisture. Scientists found over the past 120 years North America, Australia and the Mediterranean have been getting drier while parts of Asia, including India and western China, have been getting...
by msander | Apr 26, 2019 | Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Biology
When someone gets a little scrape, it’s pretty common for them to cover it with a bandage while it heals. There are some people, though, who think it’s best to leave the wound uncovered and let your body do its healing thing. Who’s right? Science...
by msander | Apr 25, 2019 | Gr 9-10 Science, Gr. 11-12 Biology
What is this? Google Forms allows students to survey groups of people to get their opinions on key questions related to controversial issues (e.g., Reproductive cloning or Opt in vs. Opt out organ transplantation systems to relieve the organ shortage crisis). They...
by msander | Apr 9, 2019 | Gr 4-6 Science & Tech, Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Biology
More people have food allergies than ever before. Peanuts, tree nuts, shellfish, eggs, and even milk… the list of possibly dangerous foods seems to get longer every day. But why do some people’s bodies have deadly reactions food?And why are food allergies on the rise?...
by msander | Apr 3, 2019 | All Science Teachers, Gr 9-10 Science, Gr. 11-12 Biology, Gr. 11-12 Chemistry
A leaked copy of a government report on climate change says that since 1948, Canada’s annual average temperature over land has warmed 1.7 C, with higher rates seen in the North, the Prairies and northern British Columbia. Source: Canada warming at twice the...
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