1. The head is small and it does not feature specific sensorial organs. 双壳贝的头很小,没有特化的感觉器官。
2. This model is based on 4 sensorial experiences rated by maximum 20 points. 该模型是基于最高20分,分为4个感官评定等级。
3. Able to manipulate with the whole set Montessori's materials. Understanding which included "practical life, sensorial, mathematics, cultural, and literacy." 能够操作全套的蒙氏教具(日常生活,感官,数学,人文和文学)。