Page 2: The average Old Faithful eruption interval is currently estimated to be 94 minutes.
There are four streaming video clips in the Flash version of this field trip. They appear on pages 10, 19, 30, and 38. You can use the following links to launch them.
Page 10: Macroinvertebrate Sampling
Page 19: ParKids at Kepler Cascades
Page 30: ParKids at Biscuit Basin
Page 38: Sensitive vs Tolerant Macroinvertebrates