Mr Bridge "I am going for the copy write on the pintatonic scale. Mr Barden Indeed,
"I put it to you all, Twas it not a humble spelling mistake on my behalf ? That brought about this break through in music.

Kev and Vt , once mastered if you want to play my Pintatonic scale in D with backing from a struming guitar in the same key,Follow this.
                                                               
Go to google.
                                                                Click on web page.
                                                                Type in search bar.
                                                                  Jam studio.com.
Up it will come click on the very first site.

Fill the boxes in front of with D taken from the chord rack.
Choose the guitar style you want to accompany from the style rack.
You can do the same with drums and bass but I tend to stick with just a guitar strumming/optional ?
Important click on the Loop box for continual loop in D. or you can have chord changes in every box if you want.
Turn your speakers on.
There is a tempo button on the far left. choose your tempo. I choose 120/ optional
press the play button under the chord rack for a continuous loop in D or whatever you wish.

I find it makes playing Mandolin scales much more fun then just sitting there.
its gives a sense of rhythm to play scales to.                     
And I have learned quicker then just siting there Playing with me self .Go for it.