The four dimension on understanding proposed by researchers in Harvard University may provide us with some new inspiration.
(1)Evaluate understanding from the connection of knowledge
The integrated and rich concept maps are regarded as key criteria for evaluating on understanding.According to this idea,concept maps could be used as evaluation tool.It is a visual external representation of the connection between concepts.It demonstrates the relationship between concepts in integrate and intuitive way,and makes it convenient to evaluate the property of knowledge used in the tests.Graphs below are constructed by two students and it shows the differences of understanding on magnet.