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Solving the exercises and step-by-step lessons of the twelfth lessons of experimental sciences for the year 1401-1402 (this year)This program includes solving the exercises and step by step lessons of the 12th experimental sciences according to the changes of 1401-1402 (this year).Hamyarbook is a step-by-step guide for elementary school, first high school and second high school courses for you dear friends and students.This program has the following books:Mathematics 3, Biology 3, Physics 3, Chemistry 3, Religion and Life 3, Arabic, Quranic Language 3, Farsi 3, Writing 3, Foreign Language 3, Foreign Language Workbook 3, Social Identity, Health and Hygiene***** The program has in-app payment.***** Dear friends, if you need guidance and advice, or if you have problems with Hamyar Book program, you can contact the support of the program so that we can help you.- The comment system is not the right place to express problems.- Telegram support ID: @webartsgroups- Contact number: 09364964826- Telegram and WhatsApp supportIn this version of the Hamyarbook program, we have put solutions to all the exercises, activities, problems, self-tests, experiments, think, text questions, the meaning of the lesson and everything that must be answered in the 12th experimental science textbooks for you. Dont worry about answering any question.This program from Hamyarbook series of programs is dedicated only to the twelfth year of experimental sciences. If you need other courses, you can view them from our programs page.Attributes :-According to the latest changes in the textbooks of 1401-1402 (this year)- The possibility of accessing the content of the academic year 1401-1400 (previous year)- The possibility of accessing the content of the academic year 1400-1999 (previous year)- The possibility of accessing the content of the academic year 98-99 (previous year)- Covering and answering all textbook exercises-Separation of each chapter and easy access to chapter exercises separately