Isbn: 9787573145376 - 数学时空大冒险-“宇宙博士”的星际救援 (1 Ergebnisse)

paperback. Zustand: New. Language:Chinese.Paperback. Pub Date: 2024-02 Publisher: Jilin Publishing Group Co. Ltd.: With the adventure across time and space as the main line. mathematical knowledge points are interspersed in the story. so that children can learn mathematical knowledge while reading the story. The planet where Doctor Universe is located was attacked by the opponent. causing his home to be destroyed. He learned that the next target to be attacked was the earth. so he found the little protagonist Miguo .…