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===Distance Activity===
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====Activity Summary====
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This activity is used to compute the distance between two computers.
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Students can measure distances to evaluate intervals between two points in
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school with the little green XO computer. Students organized in dyads should be placed
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so that the sound emitted simultaneously by each of the computers can be levied
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by the other so that the measured distance can be assessed.
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With a combination of activities, it is possible that the students use
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simultaneously and the Draw Distance.
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====Affordances of the activity====
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* Students can measure the length to go to get from one point to another.
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* Students can measure the perimeter of the classroom.
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* Students can measure the distance to make a course in Education
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physical and sports (EPS) for example.
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* Students may draw together and assess the distance between two drawings.
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====Degree of centrality of the activity====
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According to the curriculum of the fourth grade, the distance may be
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Central to the main concepts of teaching / learning
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characteristics to this grade level. The measured distances can then be
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used to calculate an area where a surface for example. The concepts
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distance measures have their place in mathematics, in the section of the
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geometry.
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Before the fourth year in Éveil 2nd year, and Draw Distance can be
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combined and become central when spatio-temporal structure.
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====Application pédagogique 1====
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''Level of study'': 4th year
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''Knowledge'': The perimeter and the half-perimeter of the rectangle
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''Savoirfaire'':
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Measure or calculate problems in situations on the perimeter and demipérimètre Rectangle
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''History'':
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Reading and analysis of statements of problems involving the calculation of perimeter and
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half-perimeter of rectangular figures. (Eg the internal perimeter of the classroom to
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using the XO).
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Statement: Identify the lengths and widths of the class, and measure distances by means
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of XO.
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The teacher can arrange the class into dyads.
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Two different dyads, each with an XO computer, identifies a length and a
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width of the classroom, and carries through the measure of the distance. Each
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side of the class is measured using the XO.
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Both XO network engaged in the give a distance measure similar to a rule
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calibrated accurately.
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Students could then use these measurements to calculate the perimeter of the classroom.
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Collaboration in dyads:
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After displaying the remote computer screens, students share
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viewing results and agree to the distance restraint.
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====Application pédagogique 2====
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''Level (s)'': 3rd grade of primary
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''Knowledge'': Metric, straight line
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''Savoirfaire'':
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Measure and compare several segments of existing right
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the environment in the home, in the classroom, in the schoolyard.
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''History'':
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Statement: Identify the distance measure, determine using the XO as provided by
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the protocol to use. Compare distances obtained on the computer screen and
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record the distances obtained in the Journal by naming them.
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Application:
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For example: the door of the class A, at the door of Class B: 10.11 meters.
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Measurements in the schoolyard can be plotted on the plan
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the school by pupils.
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Collaboration in dyads:
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Dyads distances are displayed on the screens of XO and agree to the
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actual distance.
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NB: Through this activity, teachers can help students develop skills to
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measure distances with the XO.
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====Pedagogical application 3====
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''Level of study'': 2nd year of primary
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''Knowledge": spatio-temporal structure: in front, behind, before, ... next to, far, near, around.
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''Savoirfaire'':
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Draw and / or identify an object in relation to another, or a student.
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''History'':
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Simulation of role play where one student gives orders to another student using the
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terms: before, after, on ... near, far, after, for example around
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====User Guide of the Distance====
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As a first step, it will ensure that the XO is connected to the same network
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meshed. To do this, see pages 8 and 9 of the Guide to the initiation and XO
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Sugar environment V.8.2. In the Home view, begin the activity by clicking
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the icon representing a dolphin.
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<image Home view>
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In the box Share with: select my neighborhood. Follow one of
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sharing procedures described on pages 16 and 17 of Getting Started in XO and
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Sugar environment V.8.2. The two connected XO activity can begin. Click
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Start far away.
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<image Distance screen>
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It is therefore the position of XO computers one side to another. Computers emit
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in turn a sound wave that can measure the distance between the two
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screens. This will be displayed on the screen. Ideally, the XO should be placed on the
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ground without any obstacles obstructing the sound emitted by the devices. Note that
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weather can also influence the measure. Therefore
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Atmosphere tab allows the student to enter the variables of temperature and humidity
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on so that the measures are as accurate as possible.
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<image Atmosphere toolbar>
 
===Activity Measure===
 
===Activity Measure===
 
====Activity Summary====
 
====Activity Summary====