(Runs on iOS device. Requires pre-installation of the free Apple app, 'Filemaker Go') or the mac/windows database software, Filemaker Pro. On your iPhone: 1. Install Filemaker Go from the App Store 2. Click the above button to download the file Stem_PhysicsH.zip 3. In Files on your iPhone, click and hold on the filename and select 'decompress' 4. Select Stem_PhysicsH and use the share icon to send/open file in FileMakerGo