(ij, JOURNAL OF SCIENCE OF HNUE DOI 10 18173/2354 1075 2016 0050 Educational Sci , 2016, Vol 61, No 6, pp 69 78 This paper is available online at http //stdb hnue edu vn MO HINH HOC TAP HON HOP VA AP[.]
Trang 1Educational Sci., 2016, Vol 61, No 6, pp 69-78
This paper is available online at http //stdb.hnue.edu.vn
M O HINH HOC TAP HON HOP VA AP DUNG VAO DAY HOC CHUYEN Dfi CAM IJNG DIEN TIT L 6 P 11
Ngo Trong Tue
Khoa Vdt li, Trudng Dgl hgc Suphgm Hd Ngi 2
Tom tat Ngi dung bai bao irinh bay khai niem, mo htnh cap dp, muc dfch stf dung Hpc
lap hdn hdp Viec phan tfch cac npi dung nay de hie'u ro ve Hpc lap hdn hdp, qua do Irfa chgn Mo hinh Ibp hgc dao ngrfdc khi day; hoc chuyen de Cam ffng dien iff 16p 11 Tien irinh day hpc chuyen de nay gdm cac hoai dpng theo phtfdng phap day hpc giai quyel vdn de, b moi hoai dgng, HS cin stf dung moi Irtfbng iren mang va Iren ldp de hoan thanh cac hoai dong Cudi ciing, bai bao trinh bay m6t sd kel qua thu drfpc khi thtfc nghiem srf pham
Ttikhda: Hpc lap hdn hdp, mo hinh Hoc lap hdn hdp Cam tfng dien tff
1 Md dau
Hoc tap hon hdp (HTHH) ra dbi cung vbi srf phat trie'n manh me eua mang may tfnh, tao cb hpi cho ngtfbi hgc tiep can vbi ngudn hgc lieu phong phu, giup ngtfbi hoc cd nhieu cd hgi ttf hgc, hdp tac, qua do nang cao hieu qua hoc tap HTHH dfldc sfl dung nhtf la mbt til ylu trong thbi kt tfng dung manh me cua cong nghe thong tin trong day hgc
Ve tfu diem cua HTHH bao gdm: Nhffng budi hoc tren Ibp se cho phep giai thfch cac ndi
dung trtfu tfldng, phtfc tap; Qua cac budi hpc giiip hgc sinh (HS) phat trie'n cac kT nang (thi nghiem, dien dat); Thbng qua boat ddng tren Idp hgc "that", giao vien (GV) kich thich dtfdc stf tich ctfe cua
HS tren Ibp hpc "ao" [I] Vai trb cua HTHH trong day hoc la: Kich thich htfng thtf hoe tap eua HS;
Cung cap he thdng thong tin phong phu, chinh xac va nhanh chdng; Tang ctfbng kha ndng ttf hgc cua HS Cac tac gia cflng dtfa ra 5 bffbc de xdy dtfng bai day trong HTHH [2] Cac mflc do phoi hdp gifla day hgc giap mat va E-Iearning gdm 4 mffc: Day hgc truyen thdng d ldp, E-Ieaming cung cap tai lieu tham khao rii han chl; Can bang giffa day hgc truyin thbng va E-Ieaming; E-leaming
hd trg qua trinh ttf hgc mot ngi dung hoan todn qua mang; E-learning hb trd ttf hgc mgt khoa hgc hoan toan qua mang [3] Ve quy Irinh to chffc day hgc theo HTHH gdm 4 giai doan: Chua'n bi day
hgc —> Td chflc day hgc —* Td ehfle kiem tra danh gia —> Cdi lien, hoan thien [4]
Mpt trong cac mb htnh HTHH la mb htnh Ibp hge dao ngffbc, mb htnh nay cd flu diem nhff:
HS xem Iai video bai giang chtfa hieu tren Ibp, cb nhieu thdi gian de hoat ddng tren Ibp Vl nhtfbc diem nhff: HS khdng xem bai giang d nha trtfdc khi tbi Idp khi db se khd thdnh cbng d mo htnh nay,
GV mat nhieu cdng sffc de chuan bi bai giang Khd khan khi ap dung md htnh nay nhtf: Theo doi qua trinh HS Iff hgc d nha, HS can eb kha nang ttf hgc, GV phai cb ke hoach cho ca nam hgc [5] Tac gia cung dtfa ra eac bffbc thiet kl day hgc irong md hinh ldp hgc dao ngffdc gdm 3 btfdc: Sip Ngay nhan bai" 10/3/2016 Ngay nhan dang- 20/6/2016
Lien he: Ng6 Trong Tuc e-mail- niebg2005@yahoo com.vn
Trang 2Ngo Trgng Tue f
ac
ijKoMofiiii
D i l a
x i p lai ke hoach hgc tap cua m d n h o c va lai nguyen hgc tap theo mffe d o nhan ihtfc ciia ngtfbi hoc ™^'P''^
> Thiet k l day h g c c h o eae hoat d d n g ltf h o c b nha ciia ngtfdi h g c n h a m chuan bi cho budi hoc d ^''^^'^^
tren Idp -^ Neu va lam sang td van d e [6] (?i Trong H T H H can stf d u n g M u l t i m e d i a , P o w e r p o i n t tren m a n g d e h o ird H S hoc irifdc khi "^"t^'^"
d i n Ibp, Vbi m o htnh nay, H S b i t b u g c phai Ira Ibi cau hbi sau khi chua'n bi bai va irtfbc khi iham D^
dtf bai hpc, d i l u d o nhtf Id lieu chua'n ddnh gia sff hie'u b i l l k i l n thfle vai If t u a HS trtfbc khi tham ^IfiliHTf
drf bai hpe N d giup "cai thien Ibn trong hieu b i l l cfla H S ve cdc khai n i e m vai li cd ban trrfbc khi A fi
tham dtf bdi h g c " [7] C d c v i d e o v a cac bai thuyet trinh P o w e r p o i n t m a n g Iai hieu qua trong mo ^m
hinh H T H H , cac bai tap trtfc t u y i n c d tdc d u n g thflc day qua trinh h g c t r o n g m o hinh HTHH[8] DJK
V l quy trinh to chffc H T H H trong day hoe vat If g d m 3 btfbe: Stf d u n g v i d e o , m o phdng tren mang
hd trd trtfbc khi h o c ddi mat —> H o a n thanh eac cau trae n g h i e m —> H g e ddi mat [9]
Trong H T H H , cd nhieu m b htnh dtfde dffa ra va dp d u n g tren the gibi trong nhflng nam gan
day, no d a p ffng phu h d p vbi ngi d u n g day h g e , phtfbng phdp day h g e vii cd sd vat chdt ciia nha
trtfbng va H S C a c m b hinh nay nhtf: M b hinh xoay vbng ( g d m H o d n ddi tram hoc lap Hoan doi
Ibp hgc, Vdng quay ca n h a n , L b p h g c d a o ngffbc), M b htnh Unh hoat M o hinh ltf do [11, 13, 14]
Tuy nhien, cbn it e d n g trtnh nghien cffu n h a m chi ra m b htnh n a o phu h d p vbi phrfdng phap, no;
dung day h g c vat If b trung h g c p h d thbng
Trong day h o c vat li d trung h o c phd thong, d o dae d i e m v e nbi d u n g day iioc hen quan l6i
cac hien ttfdng trong ttf nhien, cac flng d u n g kt thudt trong dbi s d n g nen tao nhieu dieu kien de lifa Jpjlflliflpj
ehpn, sff d u n g mdt m b hinh H T H H vdi c a p d o phfl hdp N o giiip H S khai thac dtfdt t a t ngudn hoc
lieu phong phii tren m a n g d e tim bleu cdc kien thffc vat li t r o n g ttf nhien, dbi song D o n g ihbi van
giup H S CO dieu kien lam thi n g h i e m , thao Iudn tren Idp
Sfl d u n g H T H H t r o n g day hpc vat ti b phd thong la van d e m d i , cbn ft cong trinh nghien ciiu ™ ' '
ve van de nay d e giup ltfa chgn m b htnh H T H H phu h b p vbi phtfbng phdp, ngi dung mot chuyen
d e vat If D o vay, viec nghien effu eac m d hinh H T H H va sfl d u n g t r o n g day hoc vat If la can thiel
Bai b a o nay trinh bay mbt s b m o htnh, cac c a p d o H T H H va flng d u n g m o hinh lbp hoc dao ngifdc
trong tiln trinh day h o c gidi quyet van d l khf day h g c chuyen d l C a m ffng dien ltf Ibp 1 1
2, Noi dung nghien cdu
2.1 Mo hinh Hoc tap hon hop
2.1.1 Khai niem Hoc tap hon hdp
That ngtf HTHH (Blended learning hay B-Iearning) dfldc sfl dung \iio cudi nam 1990 khi
stf ra dbi phd bien ciia Internet Tuy nhien, gidng nhtf nhilu thuat ngtf tbong dung Inlernei khac
trong khoang thbi gian nay, y nghta chi'nh xac ciia nd da thay ddi va sau do cd y nghla dn dinh Til
nam 2006 den nay, Hgc tap hbn hbp dtfdc hieu la mgt sff ket hdp day hgc dot mdi (face to face) va
day hgc tren nen tang cong nghe trung gian (Technology mediated), Hien nav, cd mbi sd tac gia
djnh nghTa HTHH nhff sau:
Curtis J Bonk, Charles R Graham djnh nghTa: HTHH Id sff ket hdp giffa htfbng dan d6i
m^t va htfbng din qua mdy tfnh [10]
Trong tai Ueu cua Knewton djnh ngbia: HTHH cung cap mgi Iuc dc HS hpc tiip, td it nhal
mpt phan hgt tren ldp va mgt phan qua mang eb stf kiem soat ve Ihbi giaii, dia diem, 16 trinh va
lien do [II]
Michael B Horn djnh nghia: HTHH la mbt chtfdng trinh giao due chfnh quy mil d do HS
hgc mbt phan trtfc tuyin, cb stf kie'm soiil vl thbi gian, dja die'm Id trinh va lien do Co il nhal I i^^^Q^^^
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Trang 3mgt phan giang day tren Idp, cac htnh thffc hgc tap cfla ttfng HS phai drfdc lien kit vdi nhau tao srf thdng nhit [12]
Qua nghien ctfu mgt sd khai niem tren, Iheo tac gia Hoc tap hon hdp la mo htnh hgc tap trong dd HS phai ket hdp hgc tren lbp va tren mang de hoan thanh nhiem vu hgc tap
De hieu ro the nao la/khbng la HTHH Hinh I mo ta khi nao ciu thanh/khong cau thanh thanh HTHH
A (Khbng phai la HTHH): HS hgc
hoan loan ddi mat tren Ibp
B (Khbng phai la HTHH): HS hoc
hoan toan b nha, khbng stf dung mang
C (Cd the la HTHH): Neu HS stf
dung mang theo nhu eiu ca nhan de hgc
(theo Mo hinh tfl do (Self-Blend))
D (la HTHH): HS srf dung moi
trrfbng mang de hgc tren Idp
Tren mang
(la HTHH): HS hgc bdng each stf
dung ket hdp gifla hoc tren Ibp va tren mang
[II]
2.1.2 Mgt so mo hinh Hoc tap hon hop
Theo tai lieu [II, 13], C d 6 mb htnh
Chuyen tai npi dung
Doi m^t
Tren lap Vi tri dia li Tir xa
Hinh 1 Ma trdn HTHH
HTHH:
(1) Mo htnh Ibp hgc la chu dao
(Face-to-Face Driver): GV trong Ibp hgc truyen thdng sfl dung hgc tap trrfc luyen de hrfbng dan bd sung hoac trd giup
(2) Mo htnh xoay vdng (Rotation): HS di chuye'n qua lai gitfa hoc trtfc tuyin vd hgc tren Ibp
cb hffbng din
(3) Md htnh linh boat (Flex): Chffbng trinh hgc dffdc cung cip chu ylu tren nen tang trrfc myen, vbi sfl ho trd trffc tiep ciia GV
(4) Mo hinh phbng may trtfc luyen (Online Lab): Ndi dung hgc trffc tuyen drfdc thffc hien trong phbng may chuyen biet
(5) Mo htnh tff do (Self-BIend): HS tfl Iffa chgn cac ngi dung trflc tuyin de bd sung kien thtfc theo djnh hffbng cua chfldng trinh nha trffbng
(6) Mo htnh trtfe tuyen la chu dao (Online Driver): Cac hoat dbng day hgc chu yeu la trtfc tuyin
Trong lai lieu [14] dtfa ra 4 mo htnh HTHH:
(1) Mb htnh xoay vong (Rotation):
Trong md htnh nay lai drfdc chia Iam 04 mb hinh nhd:
- Hoan ddi tram hgc tap (Station Rotation); HS hgc xoay vbng theo mgt ljeh trinh cd djnh hoac theo quyet dinh cua GV Vbng xoay gdm it nhat mot tram de hgc trtfc tuyen Tram khac de
GV hffbng din boat dgng theo nhdm nhd hoae ca Idp Cac hoat dgng cua HS diln ra tai trrfbng
- Hoan ddi ldp hgc (Lab Rotation): HS hgc theo mgt Ijch trinh cd djnh hoac theo quyel dinh cua GV hoan chuyen giffa cac Ibp hgc chffc nang (rong dd cd it nhit mdt Ibp hgc cb ngi dung day
Trang 4^
hgc drfa tren nen tang cbng nghe
- Vbng quay ca nhan (Individual Rotation): HS hpe Iheo mgt Ijch irinh td dmh, c6 sif tuy ehinh rieng ma c6 it nhil mgt ndi dung trrfc tuyin HS khdng nhal thilt ||iai tham gia day du cac tram nhrf cdc md htnh khdc Hoat dbng nay ddi hdi HS phdi sff dung phbng may tinh tai irtfbng
- Lbp hoc dao ngffbc (Flipped Classroom): HS hgc theo mbt Ijch tnnh co dinh, xoay vong gifla hge ddi mat va hgc trtfc tuyen b nha vbi ciing noi dung Mdi HS n h ^ nhiem vu, hdp tdc tren mang de thtfc hien hoat dbng dtfdi srf htfbng dan ctia GV qua mang Sau do, HS bao cao kel qua cho GV tren mbi irtfdng mang Tren idp, HS liep tue Ihtfc hien nhiem vu||e hoan ihanh hoat dpng dtfdi srf htfbng ddn trtfe tiep cua GV ^
Hgc tren lop
Mb hinh
xoay
vong
~
Mo hinh tudo
Hoan ddi tram hgc tap Hoan doi lbp hgc
Vbng quay ca nhan
Lop hgc dao ngirgc
31 1
Mb hinh
A La Carte
Mb hinh hpc ao chu dao
Hinh2 Cdc mo hinh HTHH
^ (2) Mo hinh Iinh boat (Flex): Chtfbng trinh hpc dtfbc cung cap chii yeu tren nin iang irUc
tiiyen, vdi stf hd trd trtfc tilp cua GV HS hgc tap tai trrfbng hgc dtfdi stf hb tro cua GV khi liim boat dgng nhom, Iam cac drf an
(3) Mo htnh A La Carte: Mbt chrfdng trinh ma trong dd HS cd mot hoac nhilu ngi dung v6i bai giang trrfc tuyen cua GV, ddng thbi van hoc tren ldp Cac hoat ddng hoc sff dung may tfnh dien
ra tai trrfbng va b nha
Dieu nay khdc hoan toan vbi hgc trrfc tuyen va Mb htnh hgc ao chti dao iHnnched virtual)
vt nd khbng cung cap cb hgi tho loan tnfdng
f
Trang 5Cap hoat dong
Cap khoa bpc
Cap chtfcmg trinh
Cap triroTig
Hinh 3 Cdc cdp do HTHH
Giao vien
Quan
" ly
^(4) Mb htnh hge do chu dao (Enriched virtual): HS phan chia thbi gian gifla viec tham drf hgc tren Idp va hgc tap trrfc tuyin b nha bdng each sff dung npi dung va hfldng din trffc tuyin HS stf dung may tfnh ca tren Idp va d nha de hoc
No khac vdi mb htnh Idp hgc dao ngffbc (Flipped Classroom) vi HS it phai tham gia tren Ibp hang ngay No khac vbi Mo htnh A La Carte vt nb cung cap cd hgi cho loan tnlbng, khbng phai mgt vai noi dung
Nhtf vay trong eac mb htnh HTHH
deu cb diem chung la HS phai trai qua mgt
phan hoc tren mang vii mot phin tren Ibp
vdi cac mflc do sfl dung hai hinh thfle nay
khae nhau
2.1.3 Cac cap do Hoc tap hdn hdp
Tfly vao quy mo cua kit hdp ma cb
04 cap do nhff Hmh 3
Cap nha trtfbng: Toan bb hoat dbng
day hgc ciia nha trtfbng sff dung mb hinh
HTHH
Cap chtfdng trinh: Mgt vai chtfdng
trinh giao due thffc hien trong mb htnh HTHH
Cap khoa hgc: Khba hgc thtfc hien trong mo htnh HTHH
Cap boat dbng: Hoai dgng hoc Ihtfc hien trong mb blnh HTHH
(j cap khoa hgc, boat dgng lien quan fdi GV quyet dinh vi mut tieu nang eao hieu qud viec day hge O cap chtfdng trtnh, nha trrfdng lien quan ldi nha quan if quylt djnh vt muc tieu tilp can cua ngffbi hgc, chi phf [ 15]
2.1.4 Muc dich sur dung va tiTdng lai cua Hoc tap hdn hdp
Muc dfch sff dung HTHH
- Tang cffbng sd Itfdng, chat Itfdng ttfdng tdc gifla GV vbi HS, HS vbi HS
- Tang cd hgi hgc lap lich cflc, hdp tac va kiem tra danh gia trtfbc, sau khi hoc
- Giup HS chuan bj trtfbc khi thao Iuan, lam thi nghiem tren ldp
- Tao dieu kien de stf dung da phtfdng tien trong trinh bay nbi dung
- Chuyen ddi sang cac dang hpc tffdng tac va boat dgng dgc lap
- Cho phep dung thdi gian tren Idp cho cac hoat dgng hoc tfch ctfe bdng each chuyen ede ngi dung hgc tap Ien mdi trtfbng mang
- Tao ra y thflc cgng ddng trong Idp hoc
- Cho phep truy cap tai Ueu hoc tap d bat cfl dau, khi nao ma HS mudn theo tdc do hoc cfla HS[16, 17]
Ve tffbng Iai cua HTHH- Do trinh do phal trien manb me efla mang may lfnh nen cd hpi de ket hbp gifla hoc doi mat va hpc tren mang ngay edng Idn Day Id xu the lit yeu ciia day hgc Irong ttfdng Iai Theo dfl bao, HTHH se chilm ti le tbn b cac trflbng phd thong trong tffbng lai
Trang 62 2 V a n d u n g H o c t a p h o n h t i p v a I h a o l u a n
2.2.1 \ ' a n d u n g m d h i n h H o c t a p h d n h d p d e day hoc c h u y e n d e C a m i h i g dien tir Chuyen de Cam tfng dien iff HS hoe d Idp 1 1 lii stf liep nbi iff Ibp 9 Npi dung ehuyen de gdm noi dung h ihuyel thtfc nghiem \ii tfng dung n o n g dbi song D o db tao nhicu cd hoi de HS hot tren mang (tim hieu kicn thrfc de dtfa ra giai phap giai quyel van de, thiio luan drfa ra cat dif doan, tim bieu ffng dung ki ihiiai] vii hoe tren Ibp (liim thf nghiem thao luan kel qua nghien ctiu), Nhtf vdy noi dung chuyen dc nay tao nbieu cd hbi de day h g t theo H T H H
Srf dung M b hinh Ibp h g t dao ngrfdc de id chfft cho HS vt HS cb nhieu dicu kien sif dung ma\ lfnh cii nhLin dicn ihoai Ihong mmh d nhii de hoc Van dung m o hinh niiy b cap boat dong khi hoc chuyen de C a m flng dii'n tff, HS se ihrfc hien cae hoai dbng d iren mang vii tren Ibp iheo lien
irinh day hoc giai quylt van de (Bang 11 0 mbi hoai dgng HS ihrft hien nhrf sau: O nha HS len
mang tim hieu m u t dfch, yeu cdu chd tffng hoat dbng Nghien cffu hoc Ueu (video, mb phbng, van ban ), thiio luan nhom trao ddi vbi giao vicn sau db nop bao cao cho G V —> Tren Ibp, dai dien nhom HS biio ciio k i t qua thtfc hien hoat dbng, thao luiin nhbm dtfbi stf htfbng diin cua GV de hoan thien biio tiio nhbm CJ hoiJi dbng cb thi nghiem sau khi liiong nhai pinfdng an thi nghiem, HS se uen himh ihi nghiem dtfi'li srf hrfbng diin cua GV
Bdng I Cfic boat dgng ciia HS khi dgy hoc chuyen de Cam dng diin tti
I Tren ldp
Hoat d o n g T r e n m a n g
L A M NAY S I N H VA P H A T BIFAi VAN D E
Hoat dong I, Tim hicu ciiu
lao, hoai dong eua ma\ phill
Nghien erfu cat hot li (Viin ban, \ ideo, anh i phung I \ e ma\ phat dien
Nghien cffu may phiil dien Biio cao ket qua lim hieu may phat dien T h a o luan dtfa ra vdnde m6i
G I A I Q U Y E T VAN D E VA K E T L l ' A N
Hoai dbng 2 Giai ihieli
nguyen li liim viet t u a may
phat dien, diic diem ehieu
dbng dien vii do ton suat
dien dong d nuiy phiit dien
Nghien tffu ciie hoc lieu (SGK lbp 9 till
lieukhiiti-Biio Ciio kel qua giai ihich dac diem ehieu ddng dien, dd tbn sual dien dbng cam ffng b miiy phiil dicn
Hoat dong 3 De xuat
phtf()ng an vii lien hanh ihi
nghiem kiem tra dat diem
ve do Ibn suit dicn dbng vii
chieu dbng dien cam ffng
Nghien ctfu cac hoe lieu (\iin ban, \ idco, anh
mb phongi \ e moi so ihi nghiem T h a o luan dtfa ra cae phtfdng an lln nghiem
Bao cao ciie phtfdng iin ihi nghiem, Ufa chon phtfdng an loi tfu Tien hanh cat thi nghiem va kel luiin quy lual ve thieu dbng dicn sual dien dbng cam tfng, RUa
ra khai nicm iff Ihbng, dmh lual
I e i i - \ n Fa-ra-da\
VVN D U N G
Ho:ili56ng4 Viin dung kien
Ihffe hien ttfdng ciini ffng
dien iff
Nghien cffu hoc lieu (viin biin video) giai thith hoat dong tlia den neon, t a u lao loi thep may phat dien Giiii ihich hoat dong t u a Sac
khong diiy m i t i o hep iif
B a o t a o giiii ihicli hoat dong den neon, cdu tao lbi thep miiy phiit dien Liim thf nghiem kiem iradac diem dbng F u - t d hien ttfdng trf Ciim Bad tiio giiii Ihfeh nguyen If liim vice cua mot sb Ihiet bi
Trang 7Kie'm tra ddnh gid dtfdc thilc hien trong ca qua trinh hgc chuyen de ciia HS, gdm ddnh gid ngi dung bai bao cao nop len mang, kel qua lam viec tren Ibp b 4 hoat dgng tren
Dtfbi day, phan tfch dien bien hoat dgng cua HS d tren Idp, tren mang:
Hinh 4 Nhom HS tim hieu cdu tgo mdy phdt
dien tren ldp
Hinh 5 Cd nhdn HS hgc tren mgng d nhd (tren truonghocketnotedu.vn)
HS thtfc hien Hoat dgng I Tilt dau lien, GV giao nhiem vu cho HS tim hie'u may phdt dien
O tren ldp HS lam viee theo cac nhbm tim hieu eau lao, dat diem cac bg phan cua may phat dien
va thao luan de tra lbi mgt sd cau hdi b bao cao Hoat dong I (Hinh 4) Sau khi HS thao ludn tren Ibp, de hoan thanh bao cao, HS cin thilt phai dpe tai lieu, tim hie'u thong tin tren mang (Hmh 5:
HS xem mo phdng, video can tao va boat dbng cua may phal dien), sau db HS thao Iudn nhdm, khi nhbm da thdng nhat ngi dung bao cao, nhdm trtfbng se nop bdo cao cho GV (Hinh 6) Den budi hgc tiep theo, dai dien nhom HS bdo cao tren Ibp de GV, cac nhom khae gbp y de hoan thien cdc cau tra Ibi cfla Hoat dbng I (Hmh 7) Tiep theo, GV dinh htfdng HS de ihiy mgt
sd van de mbi, do la: Dai Irfdng vat If nao mo ta cac trtfdng hdp tao ra dbng dfen cam flng? Chilu ddng dien cam flng, do Ibn suit dien ddng cam tfng dfldc xac dinb tbeo quy luat nao? Db Ibn suit dien dgng cam flng phu thugc vao cdc yeu tb nao?
TEvi HiEi' MAY PHAT nrf
••-tnjJng: NggySn Ha Tiang
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I Ph*n mts nm xuS h* u i di6> a^Bi cam Ang fflf^fj / f)^j ^l^,j „/,o/H HS boO cdo treU ldp
Hinh 6 Bdo cdo tim hieu mdy phdt dien tim hieu mdy phdt dien
De tra tbi eac cau hbi nay, HS thtfc hien Hoat ddng 2f Ca nhan HS nghien cffu siich vat If 11 tim hie'u khai niem Tfl thbng, dinh tudt Len-xd va Fa-ra-day Tiep theo thao luan tren Ibp va tren mang, sau dd nhom HS se thdng nhit ngi dung bao eao de nhdm Irtfbng nop cho GV
Trang 8Din liet hgc tren Idp tiep theo, dai dien nhom HS se bao tiio ket qua cua nhom de GV, cac nhdm khac trao ddi, gdp y de tra Ibi dtfdc cac cau hdi eiia Hoat ddng 2
De kiem chflng dieu kien suit hien ddng dien cam flng, quy lual thi phdi chieu dbng dien,
dp tdn suat dien dpng edm flng b may phdt dien bang thtfc nghiem, GV yeu cau HS thtfc hien Hoai dbng 3: Drfa ra phrfdng an thi nghiem va tien hanh thi nghiem kiem tra cat drf doan da drfa ra,
De thrfc hien hoai ddng nay, canhdn HS phai nghien ttfu sach vdl li 11, mb phdng, thf nghiem da dtfdc hoc b Ibp 9 Sau do nhbm HS thdng nhit dtfa ra phtfdng an ihi nghiem vii nop biio cao cho
GV (Hmh 8)
b)thayil6iti(tdihiS Khi la bop killing diy lai aelhB> di
thonjdiquii Ichunjday II lion dmigi
Hinh 8, HS dtia ra dti dodn chieu dong dien Hinh 9 Nhdm HS ldm thi nghiem
6 tren Ibp, nhbm HS litm thf nghiem kiem tra drf doan \e stf xual hicn dong dien, dac diem chilu dbng dien va db Ibn suit dien dong cdm tfng (Hinh 9) Sau khi liim ihf nghiem, HS ltf drfa ra kit tuan ve dieu kien xual hien dbng dien, dae diem chieu dbng dicn, db Ibn suiii dien dbng ciim tfng
Tiep theo, HS thtfc hien Hoai dbng 4: Van dung kien ihtfc vc hien ttfdng cam ffng dien tiide giai thfch If do loi thep miiy phat dien xe rdnh, nguyen li liim viec cua den Neon Tim hieu cau tao, giai thich nguyen tf lam viec ciia mdt sd thilt bj irong dbi song 6 hoai dong niiy HS cung thifc hien tren mang vii tren Ibp nhtf cac hoai ddng trtft'ft
2.2.2 Mot so thao luan ve ap dung Hpc tap hdn hdp trong day hoc chuyen de Cam ffng dien tur
Sau khi Ihtfe nghiem stf pham tai trtfbng Trung hot phd ihbng Hiep Hoa so 1-Huyen Hiep Hba-Tinh Bdc Giang, bai bao drfa ra mgt sd thao luiiii klu :i|T dung HTHH irong ilay hot chuyen de Cam tfng dien ttf
* Mot so iru diem, thuan ldi:
- Day hoc ehuyen de Cam ffng dien iff gdm nbi dung li Ihuyel, liini ihf nghiem, tim hieu rfng dung kt thudt nen dbi hoi co nhieu thbi gian de HS hoim ihanh nhnjni vu Dodo, HS can ihiel phai nghien ctfu hgc lieu, thdo luan tren moi trrfdng mang irtfdc khi tbi lbp
- Cd nhilu phin mem, video, tiii lieu tren niang guip HS ltf hoe de' giili quyel van dl viin dung kiln thtfc tim bieu ffng dung cua hien itfdng cam ffng dien iff Do \ay srf dung mbi trrfcJng mang la can thilt de hd trb HS hgc tren Ibp
- HTHH tao drfdc hffng ihii tho HS,nb the hien quaii le 93Vr (42/4,'^) lifdt biio ciio nop diing han, 67% (6/9 nhdm) eb bdo eao b 4 hoat dbng dai tdt Qua quan sal ircn Ibp ihay rang HS chii y lang nghe bao eao, tfeh ctfe lam thf nghiem tren lbp va thiio luan dtfa ra ket qua
Trang 9- Trtnh dp sff dung may lfnh, mang may tfnh de hgc tap cfla HS ngay cdng ndng cao Do db,
thuan Idi de td chflc HTHH Thtfc tl cho thiy khi GV htfbng dan HS dang nhap vao trang web, sff dung eac video, mo phbng, thao ludn nhdm iren mang Ihi HS deu thtft hien dffbc
* Mot sd nhtfdc diem, kho khan:
- Trong HTHH, HS cin eb nang ltfc ltf hgc, ttf djnh hffbng va ddc lap lam viec b nha de hoan thanh nhiem vu Qua thffc nghiem cho thay b cac boat dgng dau HS thtfdng hay hdi giao vien lien quan tdi nbi dung, each Iam bdo cao Mot sd van de khb ma HS phai ttf hgc thi HS gap khd khan nen can stf hd trd ciia GV Vf du: Chi ra siJ phu thudc do Ibn suit dien ddng vdo cac yeu
to Giai thich ddc diem ehieu dbng dien, do ldn suit dien ddng cdm flng Dtfa ra phrfdng an kiem tra ddc die'm ddng dien Fu-cd
- Vai tro cua lam viec nhdm la rat quan Irgng, HS can quen vbi lam viec nhbm tren mang
de hoan thanh nhiem vu Nhom trtfbng dbng vai trb quan Irgng de id chffc cac thdnh vien Iam viec
va hoan thanh bao cao
Nhtf vay, qua thflc nghiem cho tbay, dieu kien ve HS, cb sd vat chit de dp dung TTTHH trong day bgccbuyen de Cam flng dien tff la khd Ihi FITHH tao dieu kien de HS Iff hge, lam viec nhdm
va hoan thanh tdt nhiem vu hgc tap
3 Ket luan
Nhtf vay, ngi dung bai bdo dd trinh bay mdt so If thuyet ve HTHH, bao gom: Phan tich khai niem, dac diem mdt so md htnhHTHH; trinh bay cac cap do vd ldi ich khi sff dung HTHH Qua dd thiy rang HTHH cb nhieu im die'm va de ap dung vao day hgc vat li Theo dtf bao, day se la mb htnh day hgc dtfde ap dung rong rai trong ttfdng lai b cd bdc phd thdng Dbng thbi, tren cd sd phdn tfch dac diem mgt sd mb hinh HTHH, ddc die'm ngi dung day hpe chuyen de Cam tfng dien tff, bai bao da dffa ra tiln trtnh day hpc phu hbp nham dat hieu qua cao khi day hgc khi day hpe chuyen
de Cam ffng dien tfl
TAI LIEU THAM KHAO
[I] Td Nguyen Cffbng, 2012 Dgy hgc kit hgp-indl hinh thifc td chtie day hgc ldl yiu ciia mgt nin gido due hien dgi Tap chf giao due, sd 283, Ir 27, 28, 38
[2] Tran Huy Hoang, Nguyen Kim Dao, 2012 Md hinh dgy hgc tich hgp Blended Leaming vd vai trd cua nd Irong dgy hgc Tap chi thill bj giao due So 88, tr 14-17
[3] Nguyen Viet Dung, 2014 To chtie dgy hgc mdn mang mdy linh cho sinh viin tntdng cao ddng supham Thdi Nguyen theo md hinh B-Learning Tap ehi giao due, Sb 337, tr 63-65 [4] Nguyin Thanh Thuy, 2016 To chtie hogt ddng dgy hgc theo B - Leaming Tap chi thiel bj
giao due, Sd 126, tr 3, 21
[5] Nguyin The Dung, 2015 Nghiin ctiu sudung md hinh ldp hgc ddo ngUdc nhting khd khdn thdch thtic vd khd ndng ting dung Tap chi Khoa hgc Trrfdng Dai hoc Srf pham Ha Ndi), So
60 (8D), tr 85 - 92
[6] Nguyen The Dung, 2015 B-leaming vd qud trinh ddnh gid irong dgy hgc hifdng din phdt triin ndng lUc cua ngudl hgc Tap chi Khoa hoe Trrfbng Dai hgc Srf pham Ha Ngi, so 60
(8D), tr 130-137
Trang 10j :
Ngb Trpng Tue
[7] Zhongzbou Chen, Timothy Stelzer, and Gary Gladding, 2010 Using multimedia modules I
to better prepare students for introductory physics lecture Physical review special topics
-Physics education research,
[8] Cho Cho Wai, Ernest Lim Kok Seng, 2013 Measuring the effectiveness of blended leaming
environment: A case study m Malaysia Educ Inf Technol
[9] Homeyra R Sadaghiani, 2011 Using mullimedia learning modules in a hybrid-online course
m electricity and magnetism Physical review special topics - Physics education research
[10] Curtis J Bonk, Charles R Graham 2005 The Handbook of blended learning: Global
perspectives, local designs San Francisco, CA Pfeiffer ISBN 0787977586
[t 1] https://www.knewton.com/infographics/blended-Iearning/
[12] Michael B.Horn, 2015 Using Blended learning to improve schools Clayton Chrisenten
Insitute
[13] Intel, 2012 Blended Learning Models
[14] Michael Horn, Heather Slaker, 2014 Blended: Using Disruptive Innovation to Improve
Schools Jossey-Bass; I edition
[15] Charles R Graham, 2009 Blended Learning Models Brigham Young University
[16] ASPIRE Public Schools, 2013 Blended Leaming 101: Handbook
[17] Universily Western Sydney, 2013 Fundamentals of Blended Learning
ABSTRACT
Blended learning models and their application in teaching j electromagnetic induction in Grade 11 *
This article presents the concept, model, and level of Blended learning use Analyzing such
content helps us to belter understand Blended leaming models One can choose to use the Flipped
Classroom Model to teach Electromagnetic Induction to Grade 11 students The teaching procedure
consists of problem-solving activities which require student use of the Internet and classroom
environment Results collected from the experimental activities are also presented in this article
Keywords: Blended learning Blended learning Models, Electromagnetic induction