Our geotimescale app has been replaced with a new universal app called geotimescale 2 that
supports portrait and landscape orientations.
Our geotimescale enhanced app has been updated
to be a universal app that now supports all iOS devices as well as landscape and portrait orientations.

Tasa Graphic Arts, Inc. continues to use the latest technology to bring Earth science software to the classroom.

Mineral Database app YouTube video
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