To provide a book-rest, using a plurality of books at the same time in a posture of lying on the back or being seated, and stably using a large-sized weighty book in the posture of lying on the back.

This book-rest comprises: a placing plate 1 having a laterally slidable page presser 3; struts 2; a leg part and a support rod 6, wherein two struts 2 are provided on the right and left, the placing plate 1 provided with a main support plate 4 and a page presser 3 is mounted on the struts 2 to be moved up and down in combination with the struts 2 and to be fixed, and the support rod 6 is fitted to the lower part of the struts 2 to be moved up and down in combination with the struts, rotated and fixed.