Literacy refers to the ability to read and write, which involves encoding and decoding written symbols. Teaching literacy skills is important as it allows students to effectively communicate, explore subjects in depth, and gain a deeper understanding of the world. The key literacy skills are reading, writing, listening and speaking. Reading involves different skills like skimming, scanning, intensive reading and extensive reading. Writing skills include punctuation, spelling, sentence structure and handwriting. The main components of reading are phonemic awareness, phonics, vocabulary, fluency and comprehension. Oral language provides the foundation for developing these reading skills. There are five phases of reading development from pre-reading to advanced reading.