You are downloading the My Sight Words XAP file v184.108.40.206 for Windows Phone. My Sight Words is a free and useful Kids & Family app: Your child can practice their sight words on the go with this simple to use app. You can fit the lists to match what they are learning in school ... You can now download the offline XAP file to install & try it.
Download Locations for My Sight Words 220.127.116.11 XAP file
To try to install it manually from an SD card, you should choose one of the server location above to get the offline My Sight Words XAP file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.