Visual perception skills are an important component to reading and writing. Recognizing form constancy is essential for academic success. This is a 15 card Boom deck that requires the learner to count and type in the correct number of items on the page. Items may be bigger or smaller than the example, or may be rotated, in order to work on form constancy. In addition, some items may be partially hidden behind others, working on figure ground. Students will need to be able to count to 11.There