Grammar is fun’ is a series of five books for students at the primary level of school. Each book of the series is graded to suit the level of the learners and enables them to use the English language effectively and naturally in speech and writing. Efforts have been made to lay emphasis on the functional aspect of grammar. Simple definitions and sentence structures have been provided for proper understanding of the basic grammar. The series provide ample practice to help in better comprehension of the concepts of grammar. Recapitulation of concepts has been provided wherever required. Attempts have been made to give examples that the children can relate to in real life situations and to make the study of grammar an enjoyable activity. The books also aim to develop and build up reading, writing and comprehension skills in learners by making use of their understanding, imagination and thoughts. The objective is to encourage students to communicate in grammatically correct English and stimulate clear thinking.