Description Learning Goals for Level B Building on the skills learned in Level A, this level focuses on practicing writing numbers up to 200. It also aims to help children understand the properties and order of numbers, laying the foundation for addition, which begins in the next level, Level C. Volume (Book/Month) - Week - Learning Content B1 Book, Weeks 1~4: Drawing numbers up to 10; Writing numbers up to 10; Practice writing numbers up to 10; Numbers up to 5; Math storybook B2 Book, Weeks 1~4: Numbers up to 10; Understanding numbers and writing/reading numerals; Filling in the correct numbers in blanks; Comparing sizes; Math storybook B3 Book, Weeks 1~4: Numbers up to 15; Numbers up to 20; Understanding numbers and writing/reading numerals; Understanding groups of 10 and single units; Filling in the correct numbers in blanks; Comparing sizes; Math storybook B4 Book, Weeks 1~4: Circle counting up to 5, 10, 15, 20; Circle counting up to 20 (review); Math storybook B5 Book, Weeks 1~4: Numbers up to 30, 40, 50, 70, 100; Large numbers; Math storybook