乘法的日常小挑戰 MathEscape (Multiplication)

Do you think you have mastered Multiplication? 你以為自己已對乘法暸如指掌？ Even adults may find this game fun and a bit challenging! Enjoy~=) 大人也會覺得有趣，及有點挑戰性的乘法小遊戲！來享受數學吧=)