Math Competitions

Number

— 8

2

3

5

6

7

8

9

11

12

13

14

15

16

17

18

19

20

4

22

21

A math competition set entity with a variety of questions, featuring 36 cards and consisting of 180 questions. It helps your child stimulate their mind, gain knowledge, develop quick wit and flexibility in calculation, and acquire a lot of useful information.