Chemistry
Cabbage pH Indicator (8th and 9th)
Scientists use pH indicators to determine the acidity or alkalinity of substances. Students will make their own pH indicator using cabbage and determine the identity of 3 unknown samples.
Electrochemistry (6th and 7th)
Students will perform an oxidation-reduction chemical reaction. As the reaction takes place, students will observe how the movement of electrons from one element to another generates electricity.