The Letter People The Letter People The Letter People is a children's literacy program and the television series based on that program. The term also refers to the various characters depicted in the program and television show. Elayne Reiss-Weimann and Rita Friedman originally created the concept of Letter People to teach beginning readers how to "decode" or "sound out" the consonants and vowels that form words. They embodied the basic rules of phonics into stories about these make-believe characters called Letter People. Each letter of the alphabet had a distinct characteristic to help children learn not only the letter but the sound the
Respiratory tract lungs experience during breathing. The respiratory tract is divided into the upper airways and lower airways. The upper airways or upper respiratory tract includes the nose and nasal passages, paranasal sinuses, the pharynx, and the portion of the larynx above the vocal folds (cords). The lower airways or lower respiratory tract includes the portion of the larynx below the vocal folds, trachea, bronchi and bronchioles. The lungs can be included in the lower respiratory tract or as separate entity and include the respiratory bronchioles, alveolar ducts, alveolar sacs, and alveoli. The respiratory tract can also be divided into a conducting