Dudu math is paid by time. At present, there are two purchase schemes to choose from: 448 yuan/year (328 yuan for limited time), totaling 27 yuan/month; 896 yuan /2 years (588 yuan after discount), totaling 24 yuan/month.

Dudu Mathematics is a children's mathematics education platform, which provides 25 multi-level games. According to the outline formulated by the US Department of Education, more than 56 tasks and daily adventures with adjustable learning process are designed to help children master mathematics skills from kindergarten to grade 2.