俄羅斯方塊
Notations
x : for translation[br]o : for rotation[br]smaller circle within the piece : for flipping
Discussions on Constructions
1. Two pieces (the green and the orange pieces) can be flipped. Which one do you prefer?[br]2. The sliding action of the flipped piece is not as 'free' as the original piece. Why?[br]3. Is/Are there any other way(s) in designing the flipping action?
面積題 A
Area Problem A
Teacher's Version
Student's Version
https://www.geogebra.org/m/yzk2wmg8