In 2018, the World Health Organization (WHO) reported third highest prevalence in Southeast Asia was Indonesia, 28.7% children under five who experienced growth and development disorders. In Indonesia, the percentage 57.6% toddlers who receive growth, development monitoring and early detection stimulation in 2021 indicating that overall the number of toddlers receive early growth and development monitoring aged 1-5 years is 23.216,123. The Indonesian government launched a number of initiatives to highlight the monitoring of toddlers' growth and development. One such initiative used KIA to assess and track the health of mothers and children, from those who were pregnant to those who were five years old. With minimum service standards for under-five mortality, stunting, wasting, and enhancing quality of life, health workers and posyandu provide integrated health services at government and private health institutions. According to the above description, researchers who are interested in conducting studies to determine the association between moms' knowledge and attitudes toward monitoring toddlers' growth and development and the usage of MCH books. This kind of study employs a cross-sectional design, using accidental sampling as a sampling methodology, and employs 100 mothers living in Bengkulu City's working area of the Jembatan Kecil Health Center, whose children range in age from 12 to 59 months. The results of statistical tests indicate there is correlation between moms' attitudes toward keeping eye on their toddlers' growth and development (p = 0.000<0.05) and their knowledge how to use KIA books (p = 0.000<0.05).

KIA Book, Mother's Knowledge, Growth and Development, Toddlers