Jul 08, · The 'x/y/z/zz' Phonics Games Pack (Letters & Sounds Phase 3) A set of printable resources that can be laminated and used to support teaching and learning the x, y, z and zz sounds (Letters and Sounds Phase 3) 5/5(6). Spelling should be linked to your phonics progression. The phonics progression should be developed around the decodable text you are using in your school. Text is not decodable for all children unless you are using a consistent progression for grade levels K-2 . Phonics Progression Charts These charts have been reproduced by kind permission of the publisher from Teaching the Brain – The New Science of Education, by Dr Duncan Milne, , Junior Learning, which is a publishing house that creates educational resources. This book is a sequel to Teaching the Brain to Read, which you can find as an.