An easy and simple way to learn the parts of the digestive system, these Montessori 3 and 4 part, Parts of the Digestive System Cards are large, beautifully illustrated, and clear. Scientific 3 part cards are an important component of a Montessori language, science and culture program. While the cards provide opportunity for sorting and matching, they are also a valuable tool for the development of vocabulary, and later a reading opportunity. Young children love to learn new words, and are in a