recommendation of tutorials Of Emberjs

I have been looking for a step by step documented tutorial of Ember.js currently i am referring Official guide but it is quite difficult to understand because i am new in this technology before ember i have worked on different java frameworks including

• JSF
• Struts

Please suggest me from where i should start i am very much familiar with JavaScript and jQuery.

I have tried these tutorials as well

Tutorials Point

Please suggest me any good guide to follow thanks.