The 4th Grade UMK by Matveeva is designed for high interactivity and includes:
Информатика. 4 класс. Учебник. В 2 частях. Часть 2 kniga informatika i ikt 4 klass matveeva
Developing essential skills for working safely and effectively on a computer. Textbook Components The 4th Grade UMK by Matveeva is designed