Vertical video of a woman with a bob hairstyle in glasses in a pink shirt doing a warm-up for preschool children in a special club for preparing children for school

vertical video woman bob hairstyle glasses pink shirt warm-up preschool children special club preparing school early education childhood kids instructor exercise early childhood physical activity physical education teaching warm-up session energetic teacher-student playful educational classroom kindergarten educator child development instructing fitness young instructor-student training active children education group movement stretching warm-up drills kids fitness school readiness early learning happy active kids health mobility