DINH HUftNG nil DUNG THIfl Bl DAY HOG MON TDAN 0 THiNG PHO I N G O TS O A N G THj THU T H U V Trong qud trinh dpy hpc d trudng phd thdng, hpc sinh (MS) cd thi Ifnh h0l kiln thue mdl quo Idi gidng bdl[.]
DINH HUftNG nil DUNG THIfl Bl DAY HOG MON TDAN THiNG PHO I N G O T rong qud trinh dpy hpc d trudng phd thdng, hpc sinh (MS) cd thi Ifnh h0l kiln thue mdl quo Idi gidng bdl cua gido vidn (GV), qua n^l dung sdch gido khoo (SGK) vd cdc tdl ll|u hpc t§p khdc 7?J/I> bf dgy hgc (TBDH) Id phuong tlin chua di/ng vd ehuyen tdl klin thue dupe col Id m^t nhOng ngudn h-i thue quon trpng NhDng ndm quo, d nhllu trudng phd thdng dd dupe trang b| mdt sd' lupng tuong dd'l Idn TBDH Khi trlln khol thoo chuong trinh dpi trd SGK trSn todn qudc, vdn d l ddt Id phdl su dyng TBDH soo cho c6 hl$u qud TBDH cin duge su dvng ed hiiu qud vd tfnh hliu qud dd phdi duge d^t mil quan hi vdi dil mdl phuong phdp dgy hgc (PPDH) Theo chung tdl, d l su dyng TBDH cd hi^u qud thi aud trinh si> dyng TBDH phdl too dupe thu npc tdp cho HS, tdng nhjp d$ nghldn cuu tdl ll|u, thdo mdn nhu cau nhpn thue cua cdc em vd phdi dot dupe myc tl6u dpy hpc Qua nghlSn c»>u vd thi/e nghiSm, dudi ddy, chung tdi d l xud't mdt sd' dinh hudng su dyng T^DH cd hl^u qud nhdm gdp phdn ndng cao chd't lupng dpy hpc mdn Todn d trudr\g phd thdng G V , HS dupe bj cdch si) dyng TBDH D l phdt huy hiSu qud cuo v l ^ si> dyng TBDH, tTv6c hit, ngudi su dyng edn ndm dupe cdch dung, cdc tinh ndng cuo TBDH dd N l u Id TBDH don gldn, chi cdn v^n hdnh thu, nlu Id TBDH phuc tpp, cdn dpc kT hudng dSn si> dyng hodc dupe tdp hudn cdch diJng Chdng hpn, d l si> dyng bdn dd tu duy, ngi/dl su dyng cdn hllu ro y dd, cdch dung mdu sdc, cdch thilt k l , trinh bdy n$l dung mpch Ipc, logic N l u su dyng phdn m i m vS bdn dd tu (Mlndmap), cdn b i l l cdch cdl ddt cdc chuc ndng co bdn cOa phdn m i m Trong k l hopch day hpc, n l u st} dyng phdn m i m Sketchpad, GeoGebro, GV cdn cd tdl ll#u hudng dfin Sl) dyng cde chuc ndng co bdn nhd't cua cdc phdn m i m ndy G V cdn ndm vJng ddc d l l m cda tOng lopl hinh TBDH mdn Todn, ngn dung vdo tinh TS O A N G THj THU T H U V hudng dpy hpc ndo, thdi lupng, thdi dllm «} dyng, - Tranh gido i^oa: GV cdn li/a chpn v\Mv6 ihdl dllm h-eo tronh ihich h dyng PMDH chi dd h-lnh chllu, eung edp sdn thdng tin, khiln ngudi hpc trd ndn thy d$ng hpc l$p GV cdn tpo dllu k l ^ ldl da cho HS dupe thoo ftk hyc tllp h-dn PMDH d l khdm phd kiln thue mdl hodc dn tdp, cung cd' kiln thue - TBDH dlin h}- Cho HS thoo tdc, dl chuyin dllm, xooy, l$t, quan sdt sy thav dii cOa cdc y i u td lidn quon, GV cd si/ gpl ly* cho HS cdn thilt d l rut ro kiln thue TBDH dl$n tu diing d l thay t h i m^t sd TBDH tru)jln tkfng nhu md hinh, dyng cy vd m$t sd y i u td «Todn hpc d$ng" nhu hinh cho nh^t quay quonh m$t cpnh tpo thdnh hinh try, sp blln thidn cOo dd thj y = ox^vdi a thay ddl, V( dv: Trong bdl «Hdm sd'' (Dpi sd 10), HS edn dl chudt vdo dinh A h'dn dd thj, quan sdt d l ghl kit qud vdo mdy Knh hodc ghi vdo phllu hpc -Vi(i Khoa 119c Kite dvcW^tNiM Tap chi Glao due s6 pn i • lo/aoigj t^p d l rut ro nhdn xlt v l chllu blln thidn cuo dd thj hdm sd Phd'l hpp su dyng cdc topi hinh TBDH GV cdn phdl hpp si/ dyng cdc lopi hinh TBDH soo cho dpt hl^u qud coo nhd't qud trinh dpy hpc Ciidng hpn, cho HS hopt ddng nhdm, niu kit hpp vdi vide $i> dyng mdy chllu ndng, GV cd t h i chllu cdc phllu hpc tdp hoy bdng phy cua cde nhdm Idn mdy chllu, cd Idp theo odl d l nhdn xet, bd sung, dung but sal sdt Idn phllu hpc tpp (nlu cd) Vidv: Khi dpvhpc bdl: Dinh /fft^to-go(Texan 7), GV vijo cd t h i Iclt hpp cho HS da gdc, cdt ghdp gdc cuo mdt tam gidc trdn gldy, bia, vua kit hpp St} dyng phdn mem Sketchpad, md phdng sd ba gdc, md phdnq cdt ghep gdc Khdng ed lopl hinh TBDH ndo td vpn ndng de CO the su dyng cho tdt cd cdc finh hud'ng dlln hinh dpy npc mdn Todn (day hpc khdl nIdm, ^nh li, gidl bdl ldp todn, ), GV cdn nghldn cuu vd thilt k l , dua ro cdc blen phdp su phpm thich hpp cho hjng chu d l , bdl hpc mdt don vj klin ihuc ndo dd, phdl phCi hpp vdi ddl tupng HS, CO sd vpt chd't cOo nhd hvdng, vlec thiet kd, Sl} dyng khdng md't aud nhilu thdi glon, cdng si}c md hidu qud dpy npc tpi cao Too CO h$l cho HS dupe su dyng TBDH GV edn khuyln khich, tpo co hdi cho HS thoo tdc, thue hdnh h-dn TBDH, glup cdc em thyc hldn cdc thoo tdc tu nhu phdn tich, tdng hpp, so sdnh d l rut klen thi>c mdl, hpn e h l vide HS col TBDH cd tinh chd't minh hop kiln thue HS dupe sudyng TBDH, auon sdt vd cung thdo ludn vdi ban khdc, G V c o n h-dnh h/tudng ngpi cho HS thoo tde trdn TBDH vi sp md't thdi glon, sp tdp hpc dn dung /lie, dung cho, dung muc dg vd cudng dg, visa phdl ddm bdo nguydn tdc thdng nhdt gluo cdl cy t h i vd cdl truu tupng dpy hpc mdn Todn GV cdn ydu cdu HS dung phuong fi^n h-yc quon vdn h/ v l edi ln>u h/png Tn/c quan Id chd dva di dv dodn khdm phd chu khdng phdi Id phuong tlin chdng minh nhffng minh todn hgc HS edn blit kr ouy tri/u tupng ngoy dang su dyng hve quon, trdnh Ipm dyng tryc quon, blit «dijng", blit «bd" TBDH dung lOc Chdng hpn, du bo gdc cOo rd't nhllu tom gidc cung khdng kit ludn tdng bo gdc cOo m$t tom gidc bdng BOP, md dilu dd chi d l gpl cho ta hudng suy nghT, hudng din v l ^ ô q u / ' bo gdc cOo mĐt tom gidc v l m$t gdc Lift, ddn din vl^c kd dudng phy nhu SGK Todn Si} dyng TBDH edn xuydn sudt quon dllm: su dvng TBDH theo hudng Hch cvc hda hogt ddng hgc tip cOa HS, tgo mdl trudng thudn Igl di HS cd the lip ludn, suy dlin, giup cdc em chiim hnh klin H)uc, su dvng TBDH phdl ddm bdo ede yeu eiu eua dii mdl PPDH Muc dp, tdn sd si} dyng TBDH hd irp trye quan gIdm ddn, ddng thdi ydu cdu ldp ludn, suy dien sd tdng ddn d cdc kSp Irdn.Q Tdi li^u tham khdo Trin Dinh Chiu - Ding Thj Thu Thijy LTng dvng cOng ngh$ thdng tin d^y hpc mdn Todn & tnHDiig phi thOng NXB Gido d{ic Vift Nam, H 2011 Trin QuO'c Die (chu bien) Mftt stf vin di li lu$n vd thue tiln cua vi^c xdy dung cff sd> v^t chift vd thi^t b) day hpc, NXB Dgl hpc qudc gia, H 2002 D$ng Thi Thu Thuy Thig't kg vd st? difng thiit bi dgy hgc mdn Todn theo hudng tich c(tc hda hogt d^ng hgc tdp cHa hpc sinh trung hoc casd Lu^n in titfn si, Vi^n ichoa hpc giio due Viet Nam, 2009 Phan DiJc Chinh (t6ng chu bien) Todn NXB GidorffJC.H.2007 Trin Vin H?o (tdng chij bifin) D^i stf 10 NXB Gido due U 2007 SUMIMRY This article proposed and analyzed a number of strategies (methods) on how to use educational equipment (BE), aiming to Improve the quality of teaching mathematics inhlghschool Suchmett^ods Involve educating teachers, students how to use EE; utilising the equipment appropriately: coordinat5 Hudng dSn HS suy nght, suy ludn %d ing the use of various types of equipment maximising dyng TBDH the opportunities for students to use these equipment; Qud trinh su dyng TBDH mdn Todn cdn ddm guiding students to thinic and reason critically bdo nguydn tdc chung: su dyng dung mvc dich, Virile using EE Tgp chi Glao due so (fci i • io/aom