Scholastic Decodable Readers is a 4-level learing program which helps accelerate children’s word identification skills and achieve greater mastery in early reading skills. Each level has 20 sequenced books that gradually increase in level of difficulty.9789811179433 Decodable Readers Box Set Level A 彩色版 (20本書+CD)Level A features+ Initial Consonants+ Phonograms+ Short Vowels+ Consonant Vowel Consonant* Helps children associate alphabets and distinguish how the alphabets are pronounced phonetically.* Introduced children to vocabulary in context and with visual aids.* Builds foundation in recognizing, pronouncing and reading vowels, consonants and word families.9789811179655 Decodable Readers Box Set Level B 彩色版 (20本書+CD)Level B features+ Short Vowels+ Consonant Vowel Consonant+ Digraphs+ Blends* Introduces intermediate vowels and consonants.* Help children understand letter-pairing and how sounds can be blended to form words.* Repetitive sentence pattern provides extensive prac