Design and build your own notebook cover! Write, draw and build with this sturdy notebook, featuring a hardback cover with a 5x24-stud baseplate and 60 1x1 flat tiles in various colors. Customize your notebook with mosaics, letters or numbers and use the supplied page marker ribbon to mark your favorite pages. Makes a great gift for fans of LEGO® building sets. Features a 5x24-stud baseplate, 60 1x1 flat tiles in various colors and an attached page marker ribbon. A great gift for fans of LEGO® building sets. This item offers an age-appropriate play experience for ages 6 and over. Measures 11” (28cm) long and 5” (15cm) wide.