This is a simple but effective demonstration using a ping pong ball and balloon to model the contractions during childbirth.
This is a simple but effective demonstration using a ping pong ball and balloon to model the contractions during childbirth.
Categories: Gr 4-6 Science & Tech, Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Biology
https://youtu.be/xOFH57Do2EM For most of human history, we had a lot of bad ideas about how we were getting sick: angry gods, misaligned planets, stinky fumes. We also had plenty of bad ideas about... read more
Categories: 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... read more
Categories: Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Biology
https://youtu.be/GASaqPv0t0g Human bodies aren’t built for extreme aging: our capacity is set at about 90 years. But what does aging really mean, and how does it counteract the... read more
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