| 摘要 |
Some embodiments provide a method for making a book. The method receives soil from a predetermined location. The method specifies a compartment on the book for storing the soil. The method places the soil in the compartment. The method covers the compartment to secure the soil. Some embodiments include a compartment cover for sealing the soil inside the compartment. In some embodiments the compartment cover is made of a transparent material. In some embodiments the compartment cover is glued to the book cover.
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