It is better to use exercise books for the fifth grade in Hebei, such as top marks, general Olympics, class exercises, synchronous inquiry, general courses and standard papers. Hebei is a big province for college entrance examination. If you want to get good grades in the college entrance examination, you have to start from primary school. Mathematics is a subject, so we can add the topic of Olympiad Mathematics in class, expand our thinking and lay a foundation for the future. For example, exercise books such as "Olympic Math Pass" can also be used.