Education edition texture bug

When i open a world with this education feature, it has a horrible texture . I tried to reinstall the app and create a new world but still no change. It is one of the bug fixed in version 1.2.20.2 but still the same.
Please help!

NOTE: THE DEVICE I SELECTED UP THEIR IS NOT MY DEVICE,
MY DEVICE SPECS ARE BELOW:

My Device
Asus Zenpad C 7.0 (Z10CG)
Android lollipop
1 GB RAM