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 observe that mass is conserved during dissolving while volume is not.
This PowerPoint presentation offers teachers ideas for demonstrations of multiple concepts across grades 9 through 12 chemistry classes. read more
The main focus of this Classroom Catalyst is to teach the SBI3U Evolution through the process of student based Knowledge Building. read more
The Wonder Wall fosters a community of wonder in an inquiry-based classroom. A prominent section of a classroom wall is devoted to the children’s questions. All questions are respected by being... read more