How to Download and Install the EP app How to download and install the Exploring Physics Curriculum App and its eUnits on Chromebook. (pdf instructions for printing) How to download and install the Exploring Physics Curriculum App and its eUnits on iPad. (pdf instructions for printing) How to download and install the Exploring Physics Curriculum App and its eUnits on OSX. (pdf instructions for printing) How to download and install the Exploring Physics Curriculum App and its eUnits on Windows. (pdf instructions for printing)