Youth Activities Instructor / Enrichment Coach (Part-Time, Weekdays Only) Our Mission: As the world’s largest network of certified youth fitness instructors, Stretch-N-Grow delivers high-quality, engaging enrichment programs directly to preschools and elementary schools. Our Youth Activities Instructors, Enrichment Coaches, and Early Childhood Educators lead structured music, sports, dance, yoga, gymnastics, and movement classes that support child development and help children build confidence, coordination, creativity, and healthy habits — all while having FUN .