A Dangerous Substance

The following is a warning I often gave to my chemistry students. “Class, in this week’s activity we are going to be using a substance that, if inhaled, could kill you. I am being completely serious. “Hundreds of Canadians die each year by inhaling this particular compound and I don’t want it to happen in… Continue reading A Dangerous Substance

This Little Light of Mine – Part III

……….. continued from last post It was three years later. I was presenting a physics-based lesson to a grade 5 class in another school. I don’t recall why I had an actual candle, perhaps the activity was about light, but at one point I pulled it out of my box of materials. We were sitting… Continue reading This Little Light of Mine – Part III

This Little Light of Mine – Part II

When my children were young I started taking interest in elementary school science. I was curious to know how the subject was taught and what topics were covered. As my knowledge grew, I developed a number of science presentations suitable for grades 2-5. For several years the superintendent granted me a number of release days… Continue reading This Little Light of Mine – Part II

This Little Light of Mine – Part I

As a science teacher it was important to me that my students understood the concept of thinking scientifically. If nothing else, I wanted them to understand that to be scientific one simply needed to make sufficient observations before forming a conclusion. If we all approached life in this manner then we would be well on… Continue reading This Little Light of Mine – Part I