Thank you for this post AND sharing your slideshare which I viewed yesterday. I'm new to Inquiry-based learning and really loving it. I've got a couple of relevant posts which really ties in with what you say above, including the relevance of reflection and inquiry takes time but works best when personalised.
I'm not sure that html tags will work here so will just add the two links as is:
http://malyn.edublogs.org/2012/05/25/not-much/
http://malyn.edublogs.org/2012/06/26/my-students-made-me-cry/