1. Download APK first, then copy to your Android device's SD card

2. Install APK, DO NOT open app

3. Download obb files, then rename to 'main.2000057.air.net.machinarium.Machinarium.GP.obb'

4. Copy obb file to /SDCARD/Android/obb/air.net.machinarium.Machinarium.GP/main.2000057.air.net.machinarium.Machinarium.GP.obb