by msander | Nov 23, 2017 | Gr 4-6 Science & Tech, Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Biology
Some say that beauty’s only skin-deep. But one veterinary surgeon and his team look beneath the surface…literally. Scott Echols says that we don’t actually know very much about the anatomy of animals because haven’t had a way to properly...
by msander | Nov 22, 2017 | Gr 9-10 Science, Gr. 11-12 Biology
Every day in an adult human roughly 50-70 billion of your cells die. They may be damaged, stressed, or just plain old – this is normal, in fact it’s called programmed cell death. To make up for that loss, right now, inside your body, billions of cells are...
by msander | Nov 20, 2017 | Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Biology, Gr. 11-12 Chemistry
People talk all the time about how they need to “detox.” And there’s a line of companies a mile long waiting to sell you juices and smoothies that claim to cleanse your body of harmful toxins. But the good news is your body is working hard to clear out toxins before...
by msander | Nov 20, 2017 | Gr 4-6 Science & Tech, Gr 9-10 Science, Gr. 11-12 Biology
Part of why we’re so fascinated with extinct dinosaurs it’s just hard for us to believe that animals that huge actually existed. And yet, they existed! From the Jurassic to the Cretaceous Periods, creatures as tall as a five-story building were shaking the Earth....
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
by msander | Nov 16, 2017 | Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Biology
Hunger claws at your belly. It tugs at your intestines, which begin to writhe, aching to be fed. Being hungry generates a powerful and often unpleasant physical sensation that’s almost impossible to ignore. After you’ve reacted by gorging on your morning pancakes, you...
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