This is a Text book app for Class 4 books as per NCTB syllabus 2022. It contains:
- Class 4 all subjects board books Bangla version
- Class 4 all subjects board books English version

The students of primary level can use this PSC preparation . This app will help them to prepare to solve PSC previous question paper. Because all the PSC previous question paper and answers are from NCTB board books. SO if you study the board books 2022 very well you can solve math do not need class 4 math solution Bangla. Beside class 4 math book it also will offer you class five English book, science book etc. Other topic include: Eng to Bangla, Bangla to Eng, dictionary, Rochona, Essay, Bagdhara etc. If this primary books app can uphold the quality of the primary education system in Bangladesh, our efforts will be successful.

আপনি যদি ক্লাস ৪ এর একজন শিক্ষার্থী হয়ে থাকেন কিংবা একজন টিচার হয়ে থাকেন, তবে এই এপসটি আপনার জন্য যা ক্লাস ৪ এর সকল বই পাবে এই এপ্সে।