by msander | Feb 22, 2018 | Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Biology
Pregnancy is quite a feat. The embryo manages to develop, get food, and get rid of their waste, all while staying under the radar of their parent’s immune system. Hosted by: Olivia Gordon Click here to go to the source for more info...
by msander | Nov 16, 2017 | Gr. 11-12 Biology
This is a simple but effective demonstration using a ping pong ball and balloon to model the contractions during childbirth. Click here for the video...
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