What are telephones? Why do we have telephones? Why are telephones helpful? Let’s find out the answers. Yellow level titles offer opportunities to focus on initial consonants and consonant blends and present children with new vocabulary – one new word is introduced for every 20 familiar words. In PM Stars favourite characters take centre-stage. The series is packed with beautiful illustrations and photographs, and comprises ‘narrative’, ‘families’ and ‘non-fiction’ strands. #pm19-offer