These Montessori 3 part cards have big, beautiful pictures and are exactly the recommended size as per the Canadian Montessori Teacher's Education Institute,
(14 cm x 14 cm, with 10 cm x 2 cm labels). The 3 part cards feature seven different kinds of butterflies - these ones native to Eastern Canada and the Northeastern USA. Faint grey lines show you where to cut for pictures that are exactly centered on your perfectly sized cards.
The butterflies included in this set are as follows: