If you subscribe to Screencasts Online, you will enjoy the improved app that gives you access to the library of video tutorials.
With the SCO Member Tutorials app, you can stream tutorial videos or download them for offline viewing. There are even controls that allow you to rate or control the speed of the show.
If you are not a member, you can download the app and view any of the free tutorials or purchase individual ones.
iPad Notebook 
Does the app work in iPad Air 2? Would love to use it? Thanks. Bob TOURTELOT
Sent from my iPhone
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I believe so. It is a free app so you can try it out. If not, you can delete it.
I believe so. But, according to the iOS app page it says this…”Requires iOS 8.1 or later. Compatible with iPhone, iPad, and iPod touch”