The activity can also be expanded to involve the use of hand held technology. A graphing calculator and ranger can be used to collect distance and time data, but the manual manipulation of data is more beneficial for those wishing to embed the motion vocabulary. Students themselves evaluate what they have learned and what they could have done to produce better results. I feel that this self-evaluation is of a much greater value to students than any letter grade I could assign to the end product. Observation of the students at work can be used to evaluate cooperative group behavior.
Teachers can also conduct an evaluation of their effectiveness.
Observing with a sense of pride is associated with a well-prepared lesson while observation with a sense of frustration is not. The who, what, when, where, how, etc. Graphical look at the data along with an explanation of the results.