I started with AndEngine not long ago, these are the thing that helped me :
- Download the AndEngine Examples from Play store, there is source code of it in Nicolas Gramlich's github:
https://github.com/nicolasgramlich
Developing Small Space invader from scratch :
https://jimmaru.wordpress.com/2012/05/19/jimvaders-my-own-invaders-clone-thingie-tutorial/
Matthew's blog - almost everything is there, plus there is a small game part development there
two books : a - AndEngine for android game development cookbook(Latest AndEngine version)
b - learn android game programming(2011)