ISBN: 9787563067466 - elementary school synchronous math olympiad every day 1st grade lower (full color version) (su jiao)(chinese edition) (1 resultados)

paperback. Condición: New. Language:Chinese.Paperback. Pub Date: 2021-01-01 Publisher: Hohai University Press This book is divided into upper and lower volumes by grade. which closely matches the textbooks. and is synchronized to the class hours. which is suitable for both teaching and learning. Guaranteed completion of basic learning objectives. Concatenate the knowledge of textbooks to spread Olympiad thinking. The key points of knowledge are explained and introduced. easy to understand. not annoying. and the key poi. …