PowerPoint Presentation GIAO AN THAO GlANG ? Linh vuc phat trien nhan thuc Noi dung giao due Kham pha khoa hoe Thi nghiem Trung ehim trung noi (Quy trinh 5E) Lua tudi tre 5 6 tudi Thai gian 25 30 phut[.]
GIAO AN THAO GlANG ? Linh vuc phat trien nhan thuc Noi dung giao due Kham pha khoa hoe - Thi nghiem: Trung ehim trung noi (Quy trinh 5E) Lua tudi: tre 5-6 tudi Thai gian: 25-30 phut ? Nguai thuc hien: Ma Plnh Hieu - Pho hieu tru’dng Muc dfch - Yeu Chuan Cach tien hanh cau bi D6 dung cua thay: Hoat dong On dinh to chwc, gay hwng thu (Gan ket) Kien thuc Thiet bi a) Boi canh - Day tre co hilu giang Vao mot budi sang dep trai co Chim cut dua nhung bidt vd dac dilm, day: qua trung cua minh di choi, co Chim cut dang say tac dung va mot sd May sua ddm trung d cua minh khong may lam roi chidu tinh chit cua mudi: co hinh1 qua trung xudng hdc nuoc, co loay hoay mai Mudi co mau tring, anh vdma ching liy duoc trung len Co cach nao giup co duoc liy tu nuoc mudi, Chim cut liy trung len ma trung khong bi vo khong nhi ? biln, dung lam gia tac vi dl niu va an cung dung vab) Gan ket boi canh vai bai hoc: mot sd mon an hoac quy trinh Thiy cung thao luan vdi tre vd bdi canh dung dl sat khuin lam xuc mieng, rua vdt mudi - Cau chuyen kl vd ai? - Chim me da gap vin dd gi? d dau? thuong^ - Trang - Lam thd nao dl liy qua trung len ma khong bi Tre giai thich phuc: vo? duoc: Thiy va + Trung chim tre gon Ngay hom thiy va cac cung kham pha mot xudng duoi nuoc gang giai phap dl giup co Chim cut nhe trung nang hon Hoat dong Phtfong phap, hinh thu*c to chwc nuoc gidng Nguyen 2.1 Kham pha, giai thich +Trung noi len lieu, tren: trung nhe dung a Kham pha 1: Muoi la gi hon nuoc muoi cu: Cho tre quan sat doan lo gia vi (lo mudi) va *TCTV: Mudi, + doan la gi? trung chim cut, cai Nguyen thia lieu: - Con co bidt day la gi? Mudi duoc liy tu dau? Ky nang mudi - Tai bidt no la mudi? (lo co- Sau cho tre ndm hat va noi kdt qua - Van dong tho: gin ki hieu), - Ban nao bidt mudi duoc dung dl lam gi? chai r rrr r Bung be - Van dong tinh: Van nip, rot nuoc, khuiy tan mudi, tha trung vao cdc r - Ky nang song: + Ky nang tu phuc vu ban than + Ky nang dat cau hoi “Tai sao?”, “Lam the nao?” + Ky nang giai quydt vin di + Ky nang lam viec nhom Thai Ling nghe va lam theo su huong dan cua giao vien - Vui ve tham gia tiet hoc r Cac thank to Engagement (Gan ket) + Day tre co hidu bidt vi dac didm, tac dung, mot sd tinh chit cua mudi Tre giai thich duoc: + Trung chim xudng duoi nuoc trung nang hon nuoc giing +Trung noi len tren: trung nhe hon nuoc muoi (chai nuoc chai, trung chim cut (moi to qua) D6 dung cua tre: cho nhom + Nguyen lieu: mudi (lo c o gin ki hieu), chai nuoc gieng (1 chai), trung chim cut (3 qua) + Dung cu: Khay dung, cdc nhua (2 chiic), khan mat (1 cai), thia (1 cai) => Giai thich: Mudi co mau tring, duoc liy tu nuoc bidn, dung lam gia vi dd niu va an cung mot sd mon an hoac dung dd sat khuin xuc mieng, rua vet thuong _ (Cho tre xem hinh anh) b Kham pha 2: Kham pha vat lieu dung cu - Thiy cho tre kidm tra vat lieu dung cu Thiy hoi tre cong dung va cach su dung Vat lieu - dung cu Ghi chu Mudi: hop Co ki hieu tren chai Trung chim cut: qua Cdc Co danh sd danh vach Thia Chai nuoc : chai Khan lau c Kham pha 3: Kham pha quy trinh lam thi nghiem: Thiy cho tre ve to cung thuc hien - Buoc 1: Rot nuoc vao cdc 1, cdc ddn vach da danh diu - Buoc 2: Tha qua trung thu nhit vao cdc nuoc sd (Quan sat vi tri qua trung) - Buoc 3: Cho thia mudi vao cdc 2, dung thia va khuiy diu (Cho tre doan mudi se nhu the nao?) - Buoc 4: Con hay doan xem ndu thiy tha qua trung vao cdc sd co mudi se co hien tuong gi xay ra? - Thiy cho tre du doan buoc - So sanh vi tri qua trung b ca cdc - Cho tre giai thich + Trung b cdc sd chim vi trung nang hon nuoc gidng + Trung b coc noi: Vi trung nhe hon nuoc mudi - Explore (Khao sat): Cdc, thia, mudi, khay, dudng Explain (Giai thich): Quy trinh thuc hien thi nghiem, ky thuat khuiy tan mudi nudc - Elaborate (Ap dung): Du doan ket qua, tudng tugng xem qua trung nhu the nao? - Evaluate (Danh gia): Tre hoc sd dem, so sanh, tren dudi Ket qua = > Giai thich: Thay chot lai: MOi nhOm thuc hien yeu ciu sau: Lam dung quy trinh thi nghiem Lam qua trung nOi len mat nudc - Tim them duoc chit khac mudi co thi lam nOi qua trung Luat choi: Sau mot ban nhac ban doi nao van chuyen duoc nhieu trung hon la doi chien thang Cach choi Chia ldp doi, moi doi choi xep mot hang Cac vien phdi hop cung van chuyin trung vi tO Lin luot tung ban dung thia van chuyin trung tu vach chuin din vach dich tO cua doi minh + Trung d coc so chim: Vi trung nang hon nudc giing + Trung d coc noi: Vi trung nhe hon nudc muoi 2.2 Md rong, cung co Cho tre choi tro choi “Um ba la” de xem cho trung ga vao cdc co nudc mudi va cdc nudc loc thi se co diiu gi siy ra? Thiy cho tre quan sat va danh gia kit qua r * Cung co: - Cho tre nhic lai vi dac diim, tac dung va mot sd tinh chit cua mudi - Giai thich: + Trung chim xudng dudi nudc trung nang hon nudc gieng + Trung noi len tren trung nhe hon nudc mudi Hoat dong Tro choi van dong: Ai nhanh hun Thiy phO biin luat choi va cach choi Cho tre choi Ket thuc - Thiy cho tre thu don dd dung - Thay khen ngoi tre dong vien, khuyen khich tre TO CHUYEN MON NGGOT SOAN VA THUC HIEN ... se nhu the nao?) - Buoc 4: Con hay doan xem ndu thiy tha qua trung vao cdc sd co mudi se co hien tuong gi xay ra? - Thiy cho tre du doan buoc - So sanh vi tri qua trung b ca cdc - Cho tre giai... cho tre ve to cung thuc hien - Buoc 1: Rot nuoc vao cdc 1, cdc ddn vach da danh diu - Buoc 2: Tha qua trung thu nhit vao cdc nuoc sd (Quan sat vi tri qua trung) - Buoc 3: Cho thia mudi vao cdc...Bung be - Van dong tinh: Van nip, rot nuoc, khuiy tan mudi, tha trung vao cdc r - Ky nang song: + Ky nang tu phuc vu ban than + Ky nang dat