Based on user feedback, the series' new edition of P C Wren's Grammar, which consists of eight English grammar textbooks for grades 1 through 8, was created. The series has been specifically created to fit the demands of today's learners in primary and middle schools, and is regarded as one of the best and most reliable conventional grammars for kids. Key characteristics: 1. Throughout the series, properly graded content is included with a focus on structure and usage; less analysis is used in favour of more examples and exercises 2. Spiral grading that results in cumulative learning as students move through classes and revisit some subjects in greater depth and complexity 3. Interactive materials that foster creativity and make learning fun 4. Comprehension and composition drills with examples that have been answered and scaffolding to improve reading skills, the ability to draw inferences, and encourage independent writing 5. A special section on vocabulary with extended drilling of spellings and usage of words6. Listen and speak section to hone the oral-aural skills of the learners and to provide a more wholesome exposure in the learning of the English language 7. Revision sections, three in each book, to help in the recapitulation and evaluation of what has been learnt8. Teacher's Manual for each textbook, with answer keys to the exercises and additional worksheets to facilitate the teaching process.