The purpose of this study are as follows: 1) To determine the reading interest of children aged 4-5 years prior to the application of the card media letters in kindergarten Sandhy Putra Telkom Pekanbaru. 2) To determine the reading interest of children aged 4-5 years after the implementation of the card media letters in kindergarten Sandhy Putra Telkom Pekanbaru. 3) To determine the effect…