A general view about the book of four-choice questions for gifted students of the 9th science, very green

The 9th gifted science book has 15 chapters, consisting of textbooks, four-choice questions, and descriptive answer sheets. The textbooks are designed so that the student can answer the questions correctly by reading them. About 2000 four-choice questions are presented in this book for students applying for gifted schools to use. In addition, the four-choice questions were chosen in such a way that the students would gain self-confidence after answering them and not worry about the exam anymore.