English 1 Smart Start ref book is an educational software developed by Tracy Duong. It is a simulation of the entire listening lessons in the English 1 I-LEARN SMART START textbook by DTP Education Solutions. The program can be used offline without an internet connection, making it convenient for students to learn and practice their English skills anywhere, anytime.

The software is designed to provide audio and visual aids to learners. Each lesson and section has images and audio illustrations that make it easier for students to understand and learn. Teachers can also use the program on their mobile phones or tablets to teach English lessons in the classroom. It is important to note that the software is only a reference tool and does not replace the English 1 I-LEARN SMART START textbook.

The software is part of a group of educational programs that aim to help students learn independently. It is free and not for commercial use. For any inquiries or suggestions, you can contact the developers at