The present invention is a "bookmark, paper, writing instruments, eraser and advertising" function "bookmark" for learning that consolidates into one of, in particular I want to efficient ones learning on the move. A thereon is provided the answer column in the main body 1 of the "bookmark" is covered with a soft vinyl chloride film 2, select the answer in a dedicated pen 3 from the top of the film, a mechanism that turn the film when to turn off and with "bookmark". .BACKGROUND 2
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