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Direct linkLongfield, Judith – Science and Children, 2006
In this article, the author relates how a hands-on chemistry investigation provided her the inspiration to develop an effective safety lesson for her third grade chemistry class. She began the lesson by demonstrating the use of pH indicator paper to show that ordinary household (white) vinegar was an acid. With the students, she wondered aloud…
Descriptors: Grade 3, Child Safety, Investigations, Chemistry
