The teacher is good, it must be planned to be used in teaching the development of key elements of the country. Is the student that will help the State. The country has the potential to develop the human resources effectively. By developing, it will grow continuously, or does not, depending on the planning of teacher. Students will understand that when reading, and can describe the graph. Table or other mathematical functions, it can be seen from the results of the NAEP that determines whether a child will recognize and understand the mathematics in early 2004, is not the effect that comes from the computer that the child will understand that since 1940, therefore, demonstrate that teaching and learning, but to display the information alone may not have a good performance in the show, but there must be a graph. เพื่วย understanding table math lessons
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