Google Classroom
GeoGebraGeoGebra Classroom

Magic Crosses

幻十字

December 2018 Webinar

Teaching Materials & References

1. NRICH https://nrich.maths.org/magiccrosses/ 2. Numeracy CD https://www.numeracycd.com/contents/activities/addition/magiccross/crosses.htm 3. 劉燕燕&石楓(1984)。《數學遊戲》, 頁2。內蒙古:人民出版社。(燕華老師提供) Keywords: Magic Crosses, 十字型填數遊戲