at_the_computer.jpg (34 Kb)	Jackson and Jason work on their molecule.
directions.jpg (32 Kb)	Hugh tells the class how to use MacSpartan.
hugh_teaches.jpg (28 Kb)	Hugh lists the things students will be pH testing.
jenna_shows_them.jpg (38 Kb)	Jenna helps Sammy with the computer.
The_Color_Chart.jpg (29 Kb)	Hugh explains the pH chart.
the_test.jpg (33 Kb)	Students test the pH of one of their substances.
well.jpg (32 Kb)	Hugh answers a student's question.