Characteristic:

Exceptional Book with Tutor
Each chapter has as Tutor lesson instructions for teachers and guardians. Lesson-based learning techniques have been presented practically by following the Teacher's Guide and Training Manual prepared by NCTB through Tutor. Besides, there are various tips, which will help students to understand the topics easily.

Words, Sentences, Language and Techniques according to Class
Appropriate words, sentences and language have been used in this book by keeping the age and class in mind. Along with the words of the textbook, familiar words and simple sentences are used throughout this book. Vocabulary with pronunciation is given in English subject. The rules are well presented before solving all types of calculation in Mathematics.

Pursuing Competencies Outlined in the Curriculum
Questions and answers of each subject have been prepared based on the 4 competencies - Listening, Speaking, Reading and Writing described in the competency-based curriculum. Skill level (Domain) is mentioned beside the questions, which will help with systematic practice.

Adequate Practice with 100% Competency-based Questions
To ensure learning outcomes, sufficient practice contents are provided in this book. In addition to the textbook exercises, more exercises are given in the section titled ‘Let Us Learn More for Assessment Preparation'. This section has been prepared with the combination of 100% competency-based questions.

Exam at Home
After practising each lesson, there is an assessment section titled 'Exam at Home'. Students can assess their preparation through this section. Teachers can also complete Continuous Assessment activities through these questions or by making similar types of unique questions.

Presentation through Pictures
Presentation of Contents through pictures is easy for the children to remember. That is why each topic is presented through pictures and icons from the textbook.

All in One
In the exam of Class One, students have to participate in three subjects– Bangla, English and Mathematics. The book titled 'All in One' is presented for the students in one package for 100% preparation in these three subjects.