SIOUX CITY (KTIV) - Gather your supplies! In this episode we will use everyday materials to explore pH and how it changes between acids and bases. Blackberries contain a chemical class called ...

Note: This video is designed to help the teacher better understand the lesson and is NOT intended to be shown to students. It includes observations and conclusions that students are meant to make on ...

Note: This video is designed to help the teacher better understand the lesson and is NOT intended to be shown to students. It includes observations and conclusions that students are meant to make on ...

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