
A story about the pH probe—just for your child
If your child is scheduled to have a pH probe, read this story to him or her. Korky's story can help you and your child get ready for the test and learn what to expect.
Download this free booklet, Korky the Kangaroo Has a pH Probe. The booklet is an interactive, read-aloud story with fun pictures and say-aloud activities.
Learn more about the pH probe