Key Words with Peter and Jane" uses the most frequently met words in the English language as a starting point for learning to read successfully and confidently. The Key Words reading scheme is scientifically researched and world renowned. In book "4b", Peter and Jane meet the animals at a farm in 41 new words including, 'work', 'thanks', 'stop' and 'horses'. Once this book has been completed, the child moves on to book
William Murray was an educational adviser at a borstal and later headmaster of a "school for the educationally subnormal" in Cheltenham. From research undertaken in the 1950s by Murray with Professor Joe McNally, an educational psychologist at Manchester University, Murray realised that only 12 words account for ¼, 100 words account for ½, and 300 words account for ¾ of the words used in normal speaking, reading and writing in the English language.