LETRS^® Module 1:
The Challenge of Learning to Read

Module 1 in theLETRS series explores the reasons why many students have reading difficulties and explains how children learn to read. Case studies illustrate the progression of reading development; the influences of biological, genetic, cognitive, environmental, and instructional factors in learning to read; and the components of effective reading instruction. A "four-part processing system" model is explored in detail

LETRS^® Module 2:
The Speech Sounds of English: Phonetics, Phonology, and Phoneme Awareness

Module 2 introduces phonemes (speech sounds) and discusses the importance of phonological awareness in reading and spelling instruction. Module 2 also discusses the features of consonants and vowels and covers some of the problems that children who speak other languages or dialects may face while learning English.

LETRS^® Module 3:
Spellography for Teachers: How English Spelling Works

Module 3 explores the structure and history of English spelling from several angles: phoneme-grapheme correspondences, letter patterns within words, syllabes, meaningful word parts (morphemes), and historical layers in orthography. The module addresses differences between syllables and morphemes, between irregular and high-frequency words, and among six syllable types. After learning this content, teachers can approach phonics, spelling, and word study with confidence.