1, the difficulty is different: Wan Wei's counterattack paper focuses on the mastery and application of basic knowledge, and the topic is simple. Bai Ou's paper focuses on examining children's thinking ability and innovation ability, and the topic is more difficult.

2. Different fitness: Wan Wei reverse test paper is a basic promotion test paper, which is suitable for children whose grades are below the average. Bai Ou test paper is a kind of difficult test paper, which is suitable for children with good grades.