Scriptdio tutorial link is already given inside your Scriptdio App. Login to your Scriptdio App and on the left-hand side panel you will have a menu button for Tutorials. Click the Tutorials button to open up the tutorial library.

B. Or, you can log in to your Marketro Membership area https://account.marketro.com/in/member under your Active Resources Click the link which says "Scriptdio" to access the App Content Area. 

On the top right, you will find a link called Tutorials. Click the link to open up the tutorial library.