A Concrete Guide to German A1 is a book from the German Lecture Series. This book contains all the grammar topics necessary for German language learning till the A1 level. A few topics from the A2 level are also covered. This book will help you build strong basics in the German language. It consists of all the building blocks from alphabets, sounds, numbers, sentence formation, tenses, verbs, cases, which often confuses students. This book is very useful for all students learning German and preparing for the German A1 level exam.