This primary chart pad has white newsprint ruled on one side and two-hole punched pages that are glued and attached to a heavy chipboard back. 1" ruling on each page. 100 sheets per pad. Horizontal Orientation. Book/Pad Binding Type: Glued; Book/Pad Binding Edge: Top; Book/Pad Sheet Size: 36 x 24; Book/Pad Subjects/Sections: 1.