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Are you teaching/reviewing the difference between physical vs chemical changes? NOVA has a lovely activity to give students much-needed practice with this topic. I used this story activity with students when I taught chemistry several years ago. Students are given a story to read. They must identify all the changes that occur in the story …

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I created this homogeneous vs heterogeneous color coding activity for my chemistry students to glue in their interactive notebooks. As we talked through the activity as a class, we decided that some of the mixtures could be classified either way based on our assumptions. It was a good discussion! Free Download of Homogeneous vs Heterogeneous …

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I created this physical changes vs chemical changes venn diagram for my chemistry students to glue in their chemistry interactive notebooks. I need to share you one warning about this venn diagram that caused my chemistry students a lot of issues. See how the image above shows chemical change on the left and physical change …

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We’re making slow but sure progress in chemistry. A few weeks ago, it came time to learn to classify matter. While looking through my reference textbooks for ideas, I ran across an idea in the teacher’s edition of Prentice Hall Chemistry to demonstrate to students how to identify substances vs mixtures. Here’s the idea in …

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My chemistry students are currently working with basic definitions that form the crucial foundation of the subject. One of these words that must be defined is matter. Before giving students a specific definition, I decided to let them play with the concept themselves through a matter vs not matter card sort. To make my card …

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