This is a prototype for an app that can help young people to revise. Right click on the link below, then click on Save link as…’ to download it onto your phone or tablet. You can then install the downloaded file.
The program requires a number of very small data files to work properly. These need to be located on a folder of your phone’s memory called \PHS\ . Right click on the link below, then click on Save link as…’ to download each one onto the PHS folder on your phone or tablet internal memory.