Leej twg tsim Geoboard?
Leej twg tsim Geoboard?

Video: Leej twg tsim Geoboard?

Video: Leej twg tsim Geoboard?
Video: Leejtwg Yog Tus Tsim (Official Music Video 2023) N. Vajxob, Nxf. Tshuav Num, N. Txoov Kav 2024, Hlis ntuj nqeg
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Geoboard. Lub rooj tsavxwm npog los ntawm ib lub lattice ntawm pegs nyob ib ncig ntawm uas ib tug tuaj yeem spans rubber bands los ua ntu thiab polygons. Nws tau tsim los ntawm Egyptian lej thiab pedagogist Caleb Gategno (1911-1988) raws li ib tug manipulative cuab yeej rau kev qhia elementary geometry hauv tsev kawm ntawv.

Yog li ntawd, lub hom phiaj ntawm Geoboard yog dab tsi?

A geoboard yog ib tug lej manipulative siv los tshawb txog cov ntsiab lus hauv dav hlau geometry xws li perimeter, cheeb tsam thiab cov yam ntxwv ntawm daim duab peb sab thiab lwm yam polygons. Nws muaj lub rooj tsav xwm lub cev nrog qee tus lej ntawm cov ntsia hlau ib nrab uas tau tsav hauv, nyob ib puag ncig uas yog qhwv geo bands uas yog ua los ntawm roj hmab.

Qhov thib ob, lub hom phiaj ntawm tangrams yog dab tsi? Siv tangrams muab sijhawm rau cov menyuam kawm ntawv siv manipulative teeb tsa los tsim kev nkag siab ntawm cov tswv yim geometric. Siv tangrams tuaj yeem pab cov tub ntxhais kawm txhim kho kev txawj ntse. Lawv tuaj yeem txav mus rau ib puag ncig kom nco txog kev sib raug zoo, thiab kawm txog flips, slides thiab lem (reflections, rotations, thiab translations).

Tom qab ntawd, lo lus nug yog, dab tsi yog virtual Geoboard?

Geoboard yog ib lub cuab yeej rau kev tshawb nrhiav ntau yam kev ua lej uas qhia nyob rau hauv cov qib qis thiab theem nrab. Cov tub ntxhais kawm ncab cov hlua nyob ib ncig ntawm lub pegs los tsim cov kab ntu thiab cov kab ntau thiab ua kom pom txog thaj tsam, thaj chaw, cov ces kaum, kev sib haum xeeb, feem, thiab ntau dua.

Dab tsi yog tus qauv thaiv hauv lej?

Hais txog TXOJ CAI TSHIAB . Qauv Blocks yog online lej manipulative uas pab cov me nyuam kawm ntawv tsim spatial laj thawj. Raws li cov tub ntxhais kawm paub paub ntau ntxiv txog kev sib xyaw thiab decomposition ntawm cov duab, lawv pib paub txog " qauv , "uas yog ib qho ntawm cov qauv tseem ceeb tshaj plaws ntawm lej xyaum.

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