The importance of having higher order questions in the classroom is outlined in this resource. It also has some great suggestions that are easily adaptable to the art classroom (ex. point of view, hypothetical thinking, reversal thinking).
If you prefer Bloom's Taxonomy, this resource is for you! This document contains sample question starters adapted from Bloom's Taxonomy and can be used by teachers or students to create higher level questions.
Question starters based on Costa's levels of questioning. These question starters can be used by teachers or students to create different levels of questions. Using the starters is a very easy way to improve questioning in the classroom.
An English teacher shows how her students use different methods to write their own questions. While it isn't an art class, the methods that she uses can be applied to an art class and can be used to write about art work.
Lots of information and suggestions on how to ask questions in your classroom. It isn't written specifically for art teachers, but focuses on improving the quality of any teacher's questions (and method of questioning). I love the fact it has so many practical suggestions, and connects to Bloom's.