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Geoboard Math for Teachers

Autor:spkwan

A. GeoGebra Geoboard

B. The Math Learning Center〈Interactive Geoboard〉

B. The Math Learning Center〈Interactive Geoboard〉
https://www.mathlearningcenter.org/resources/apps

C. Dots and Grids

https://www.geogebra.org/m/ss2zuttr

D. Geoboard image

D. Geoboard image

2S4 worksheet: Pinboard Triangles and Quadrilaterals

Pinboard Triangles and Quadrilaterals v1.pdf

Pinboard Triangles and Quadrilaterals v1.pdf

2E Polygons 2021/05/20

2E Polygons 2021/05/20
https://www.youtube.com/watch?v=4qzAb4O-CZo&t=172s

3S2 EdUHK Animated Singalong Mathematics〈Triangle〉

3S2 EdUHK Animated Singalong Mathematics〈Triangle〉
https://evideo.eduhk.hk/hapi/v1/contents/permalinks/Fr6d5D9K/view

3S2 nrich〈Name That Triangle〉

https://nrich.maths.org/14042

3S2 NCTM〈Triangle Classification〉

https://www.nctm.org/Classroom-Resources/Illuminations/Interactives/Triangle-Classification

4S1 Geoboard polygons

4S1 Geoboard polygons
https://www.geogebra.org/m/ega4w2bh

4S2 Dissection of an isosceles trapezium

https://www.geogebra.org/m/etqneant

4M1 The Fence Problem

https://www.ggbm.at/Brb7z9zH

5M1 The Farmer's Gift

https://www.ggbm.at/DF9ZqTVR

5M1 Pick's Rule 1997/04/11

5M1 Alex CHIK〈Pick's Formula〉

https://www.ggbm.at/XBvzBA3m

5M1 蔡聰明〈談求面積的Pick公式〉

http://episte.math.ntu.edu.tw/articles/sm/sm_25_10_1

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