iPhone™ and iPod touch® Applications

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Arches National Park Geology
Tour
Arches National Park Geology Tour provides an illustrated and narrated introduction to the geology of Arches National Park. Illustrations, animations, and photos by Dennis Tasa are narrated by geologist Deborah Ragland, Ph.D. of the University of New Mexico, Taos.

A Geologic Map, a Stratigraphic Column for the park, a NPS park map, and the corresponding USGS topographic map are all included.

$4.99
Available on the App Store
The pangaea app dynamically shows the breakup of the supercontinent Pangaea and the positions of the continents over the last 200 million years. Significant events are indicated by position (longitude) and time (millions of years ago). Several events have additional information available by touching an "info" button.
$0.99
Available on the App Store
Need a quick reference to the geologic time scale of Earth's history?

Find out, for example, when dinosaurs ruled the world or when reptiles first appeared. This is a complete reference for students, educators, professional geologists, or anyone interested in geology. This is an easy, quick way to get the names and numerical dates of each of the eons, eras, periods, epochs, and ages.

Free App!
Available on the App Store
© 2010 Tasa Graphic Arts, Inc.