Music and Child Health and Development

The goal of this clinical trial is to learn about the effects of a music enrichment program on the quality of parent child interactions, a child's motivation to eat, and a child's language environment in 9 to 24 month-old children from low-income families. The main questions it aims to answer are: 1. Does participation in a music enrichment program improve the quality of parent-child interactions? 2. Does participation in a music enrichment program reduce motivation for food 3. Does participation in a music enrichment program improve the quality of the language environment? Participants will: 1. Be randomly assigned to participate in either 2, 8-week semesters of weekly music enrichment classes or play group sessions. 2. At the beginning, after the first 8 weeks and after the second 8 weeks, a researcher will come to the participants house and parent-child pairs will: 1. be video recorded during 10 minutes of playtime and meal time. 2. fill out questionnaires 3. wear a small wearable language recorder for 16 hours 3. At the beginning, after the first 8 weeks and after the second 8 weeks, the parent and child will come to the baby lab and will: 1. Play a computer game to test motivation for food 2. have height and weight measurements collected Researchers will compare the music and play groups to see if there is a difference in the quality of parent child interaction, food motivation or language environment.