The first set of student blog entries with Flickr have been completed. I must admit that this was mostly an experiment. Originally intended as an assessment, this assignment ended up being just that, an assignment. Due to time constraints, students were only able to blog one photo. Obviously, a good assessment can not be based on one question.
The learning target for this assignment was "describe the difference between rational and irrational numbers." I graded students on a five point rubric: 1 pt for telling the fraction they saw; 1 pt for changing it to a decimal; 1 pt for telling what of kind of decimal that was; 1 pt for correctly identifying that decimal as rational or irrational; and one point for a conclusion.
Here are two exemplary entries: