Toán Lớp 1 Cánh diều is an Android application developed by Nguyen Thi Xanh that simulates the primary school math curriculum of the Cánh diều textbook series. This free software is designed to help parents teach their children more effectively.

The app allows you to view the content of each lesson in the textbook, as well as summarize the entire math curriculum for first grade. It provides many interesting exercises to increase students' interest in math, and rewards them with points and praise when they complete the tasks. With vivid graphics and an intuitive interface, children can learn and practice math quickly and easily.