Invisible Ink

Middle schoolers wxplore acids and indicators by watching a demostration in which "magic" ink appears. They duplicate the demonstration by writing magic messages using phenolphthalein solution and painting the message with vinegar to show it.

6th - 8th Science 3 Views 4 Downloads
Resource Details

Life Science
1 more...
Resource Type
Lesson Plans
Instructional Strategy
Inquiry-Based Learning

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