To login into your school blog you would needs to install the WordPress app into your iPad to start blogging.
There are two ways to install the app, which are:
Get from app Store
You able to Get WordPress by visiting the App Store from your iPad and install the app from their, you can follow steps with below video or follow steps type under the video.
Step 1 : Tap into your App Store icon
Step 2 : Tap into Search bar of Store
Step 3 : Type “WordPress “
Step 4:“WordPress “ App will show up, Tap into the download Cloud icon
Step 5: Wait until Completed
Step 6 : Find App in your Apps Screen
Follow a link
Step 1: Visit WordPress App Page for ios by Click Here
Step 2: Click Downloads
If you still need helps , let the IT Support help you in those steps .