Source  : http://franzbrandstaetter.com/?page_id=75

Beginners Level : Basic Tutorial on how to create colored ramps and how to do sequential write out

Advanced Level: How does the Reconcile3D Node work

Advanced Reconcile3D: Stabilize Footage based on matchmoving data(source files included)

Nuke Customization: How to set up custom gizmos and default Knobs in Nuke

Stereo3D inside Nuke5: Create your own stereo 3D environment inside Nuke 5 (currently not available)

PYTHON Scripting Nuke5: Introduction to scripting in Nuke 5  (currently not available)