This demonstration/activity involves the safe production of oxygen, hydrogen, and carbon dioxide gases, as well as the appropriate results for tests used to identify these gases.
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Teacher Demo/Student Activity: Disappearing Volume
Categories: Lab/Student Activity, Teacher Demonstration
In this activity, student mix a given quantity of salt with a fixed volume of water. Mass and volume measurements are made before and after mixing to determine if these quantities change. Students... read more
Teacher Demo: The Nose vs. the Wrecking Ball
Categories: Teacher Demonstration
A pendulum is constructed from a 1.0-kg mass suspended from the ceiling, with a length of strong string long enough so that, when pulled about 40o from the vertical, the mass comes to nose level. The... read more
The Magic of Refraction Through Matter and Space (Grade 4/5)
Categories: Lab/Student Activity, Lesson Plan
Written by Evangalin Milonas, Don Galbraith Award Recipient 2024, Tyndale University In this combined Grade 4/ 5 lesson, students will observe and understand how light is refracted through a... read more