Tonguç head book wants to be with you at all times in Tonguç studies! the head notebook is a practical notebook for you to keep your notes in your studies. you can write down the issues you are stuck on, the questions you cannot solve, the notes you do not understand or what you want to remember in the head notebook. you can carry it with you at any time with its special size. more than 50 stocks are presented. This publication is ideal for readers seeking insightful and educational content. Prepared by experienced authors and printed with high-quality materials. Great for students, educators, and curious minds.