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1、找规律初中数学（Findthelawofjuniorhighschoolmathematics）Twogrademathlessonplan-circularpermutationruleSource:network2009-09-0422:57:05[label:GradeTwoLessonPlanmath]OlympiadessenceinformationfreesubscriptionFirst,theteachingcontentFindthelawversionofthe"compulsoryeducationcurriculum
2、standardexperimentaltextbookofmathematicsteaching"thesecondgradeIIP115Two,teachingpreparationAcourseware,pictures,anumberofThree,teachingobjectivesandStrategiesTeachingtarget:1,throughobservation,speculation,experiment,reasoningandotherlearningactivities,foundthatthepattern
3、ofcyclicarrangement.2,theprocessoffinding,analyzing,andfindingthecyclicarrangementofgraphs,knowingthatthearrangementofthingsinlifehasthelawofcyclicarrangement.3,throughlearningactivitiestodevelopstudents'imagination,cultivatestudents'innovativeconsciousness.4,feelthevalueof
4、mathematics,discoverandappreciatetheconsciousnessofmathematicalbeauty.Circularpermutationruleisto"findthelawstudentsthefirstgradeII"(orrepeatedgraphicsincreases(decreases)ofthelawonthebasisofthecontinuityoflearning).It'snoteasyforgradetwostudentstohaveathoroughunderstanding
5、ofthepatternsofcyclicpermutationingraphs.Therefore,Iproceedfromtheactualsituationofstudentsandmakepropertreatmentofthem.Firstofall,reallifesituationsintocontactstudents,findtheprototypefromthelifecycle,thestudentsarefamiliarwiththerunning,shooting,jumpingandotheractivities,
6、topresentthestudentsoflaw,letthestudentsintheobservationcycleoftheinitialperceptionoftheformingprocess.Secondly,thetopicmappresentationbydynamiccontacttype,thestudentsarefamiliarwiththelongjumpevent,accordingtoacertainorder,letthestudentsfeeltheformationprocessofcycle;again
7、,thelawhasdiverseforms,fromthematrixextensionlineshape,specialshapeandsoon.Letdifferentarrangementformcontrast,overcomingstudents'thinking,helpstudentsunderstandcyclefrommultipleperspectives,andadeeperunderstandingoftheconnotationofcirculationlaw,revealstheessenceofthecycle
8、,thestudentsofcircularpermutationgraphicshaveahigherlevelofawareness;finally,Imake
