This resource was built on the Structured Literacy philosophy, which is based on the Science of Reading, and is a highly explicit and systematic way of teaching essential literacy skills. Structured Literacy includes the foundational skills of literacy, such as phonological awareness and decoding skills, as well as higher level literacy skills, such as reading comprehension and language development. This unit includes the following phonics skills: Digraphs sh, th, ch, wh, and ckTrigraphs -tch an