Novianti.s, E., and L. D. . Afriyani. “Efektivitas Pendidikan Kesehatan Dengan Media Audio Visual Terhadap Tingkat Pengetahuan Cuci Tangan Pakai Sabun Sebagai Upaya Pencegahan Covid-19 Pada Anak Usia Dini Di TK Amzar Molinow Kota Kotamobagu: The Effectiveness of Health Education With Audio Visual Media on Knowledge Levels of Hand Washing With Soap As an Effort to Prevent Covid-19 in Early Childhood in Amzar Molinow Kindergarten Kotamobagu City”. Journal of Holistics and Health Sciences (JHHS), vol. 4, no. 2, Aug. 2022, pp. 209-1, doi:10.35473/jhhs.v4i2.120.