These easy-grip, block-play people with realistic images, easy-grips and stacking capabilities can be used with any block set. (Colorful double-sided photo images depict diverse families including a great pet assortment; set includes four families with parents, grandparents, children, a dog, a cat, a bird and a bunny; largest block measures 2-1/4 inch W x 5 inch H x 7/8 inch thick; easy to clean and suitable to play with individually or with other Wooden block sets) - discount school supply item # MYPEEPS.