6. Font size and the size of the picture books. In the preparation of books for children. The font size used in the story. Should be appropriate to the age of the child, such as preschool children, using letters, about the size of 20-30 point (about 1 / 2 hours.) and the letter that should not is a character pattern. Should character has a clear, easy to read, writing each letter is correct according to the rules of language.
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