Nitrogen Cycle Game – submitted by Laura Wodlinger, YRDSB

Is your passport up to date? Travel the world as a Nitrogen compound going through the Nitrogen Cycle Game.

Teaching cycles of matter in grade 9 ecology can be boring and hard to visualize for students. This activity get students up and moving by pretending to be various nitrogen compounds moving through the nitrogen cycle.

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How does your body know you’re full? TED-Ed

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 start to experience an opposing force: fullness. But how does your body actually know when you’re full? Hilary Coller explains. Lesson by Hilary Coller, directed by Sashko Danylenko.

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