Welcome to our book, where you can find the most up-to-date information in the field of information technologies and have fun while learning. the authors of our book consist of a professional team that has been in the kitchen of the informatics world and has been providing training in the field of informatics for more than 10 years. we have gathered all the information you need in the it world in this book. in addition to current information, we also included technologies for the near future. as bilgisayarbilisim.net, the meeting place of information technologies educators from all over turkey, we are proud of this outstanding work, whose content and activities are prepared by a team of experts who provide training in the field. in addition to the information technologies and software course, we are very happy to prepare such a resource that will make a great contribution to the field of information technologies. the fact that the work prepared at the 5th, 6th, 7th and 8th grade levels was the first resource prepared in the field in the 7th and 8th grades also revealed the pioneering spirit of the team. as bbnet, we would like to thank everyone who contributed to the preparation of the work, especially the writer team, and recommend the work to all our educators and students. as you progress through the book, we have prepared a pleasant world for you where you can watch videos on the subject, apply what you have learned on enjoyable activities, and measure what you have learned with evaluation questions at the end of the chapters, thanks to the qr code directions. thanks to the tricks we have sprinkled between the pages, you will now be able to do many operations more easily. i'm sure you will be very interested in the topics we will discuss together in the "let's think" section. "do you know these?" you will perhaps be hearing the information we provide in the section for the first time and i am sure you will be surprised by this information. thanks to this book, you will also become a conscious technology user. what are you waiting for? everything you want to learn about informatics is here. come on! let's open the doors of the world of technology together.. there is less than 5 stocks to be sold at the campaign price. 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.