By Lucian Green and Andrea Lou
Pedagogy is the study of teaching. An example of a character from Pedagogy who examined the width of objects was a science teacher. He planned to climb the tree, which required measuring the widths of the objects involved. He did this by measuring the width of his body and the width of the rungs of the ladder, to make sure they were equally wide. To accomplish this, he had to take a series of actions. First, he aligned the mark for zero metres with the left edge of the rung, stretched the measuring tape from the left edge of a rung of the ladder to its right edge and read the measurement on the measuring tape aligned with the right edge of the rung. In this way, he made sure the widths of the rungs of the ladder were equal in width so that he could climb the ladder without falling off.
Another teacher, an art teacher who used his eye to observe nature. He described the view from an observation deck, by measuring the objects involved. What he did was to hold a ruler at arm’s length and measured the height and width of the tree in a specific ratio to its real measurements, draw a tree of the same height and width as his measurements with the ruler and compute which direction he was facing with the ratio of the measurements of the tree. In this way, he observed a view of the garden, which he used to draw it.
A different type of teacher, a music teacher taught a Baroque and Classical Music class. He measured the distance between his fingers to determine the viol with the same distance between strings to play. This is how he carried out the measurement. First, he measured the width of his four fingers. Then, he divided this width by four, to calculate the width of each of his fingers. He kept in mind that the width of a finger is the same as the distance between the centre of two of his fingers and measured the distance between two pressed strings on the viol. In this way, he selected a viol which had the same distance between its strings as that between his fingers.
A different teacher, a music teacher told a story from a song in the subject Baroque Music of the German World. It was a story of a boy who climbed the wall because he wanted to pick the peach from the peach tree in front of it. First of all he made sure the ladder was placed on the ground stably and then he followed the rungs up the ladder and finally stopped when he reached the top rung.
A computer science teacher who was a friend of the music teacher said he had once climbed the rocket as a child. He measured the space from one foot to his other foot on the next step of a stair-case to make sure he could reach the next rung of the rocket. Before the climb, he made sure that he could reach the top of the rocket from the top rung because he could reach it by sitting on the top rung and holding on to the vertical bar while lifting one arm to touch the top. After the climb, he pretended to be as careful as a lunar astronaut and descended the rocket by climbing down the side of the rocket slowly. In this way, he climbed the rocket by making sure he could reach each step from the one below, and by testing that the rocket had the same distance between steps as a stair-case.
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