International Research Journal of Engineering, IT & Scientific Research Available online at https://sloap.org/journals/index.php/irjeis/ Vol. 8 No. 5, September 2022, pages: 210-221 ISSN: 2454-2261 https://doi.org/10.21744/irjeis.v8n5.2184 210 The Effect of Health Education on the Level Of Knowledge and Attitude Of Mothers About COVID-19 Prevention at Posyandu of Mpunda Public Health Center of Bima City Indra Rahmad a Julhana b Dhany Dahniarty c Awan Dramawan d Syaiful Aniharyati Aniharyati e Aniharyati Aniharyati f Article history: Abstract Submitted: 18 June 2022 Revised: 09 July 2022 Accepted: 27 August 2022 Background of Study: Transmission of COVID-19 is made through close contact and saliva splashes/droplets, instead of air transmission. Baby is one of the most vulnerable subjects to any kind of disease due to their body's immune is still likely weak or imperfect. Providing insights on the importance of maintaining health and the danger of COVID-19 virus is necessary to conduct through some informal educational platforms to the society. Method: the research method used in the present study was quasi-experiment with pre-test and post-test with a control group design. The sampling technique used was random sampling. In this study, a bivariate test was conducted to find out the effect and difference in the level of knowledge and attitude of both the control group and experimental group. The present study, further, used the statistical test of Mann Witney and Wilcoxon Signed Rank Test. Result: The analysis result of the mothers’ knowledge using the Mann Witney test obtained a p-value of 0.0225 by which since p<a (0.05), then it was revealed that there was a significant difference between the education counseling with video as well as a booklet and only using the booklet to improve the mothers’ knowledge on the COVID-19 prevention at POSYANDU of MPUNDA Public Health Center of Bima City. Conclusion: The use of video and booklet is deemed more effective in improving the mothers’ knowledge on COVID-19 prevention at POSYANDU of MPUNDA Public Health Center of Bima City compared to that only using. Keywords: attitude; COVID-19; education; knowledge; prevention; International research journal of engineering, IT & scientific research © 2022. This is an open access article under the CC BY-NC-ND license (https://creativecommons.org/licenses/by-nc-nd/4.0/). Corresponding author: Julhana, Mataram Health Polytechnic (Poltekkes Mataram), Nursing Department, Jl. Soekarno Hatta 03- 84112, Bima-Nusa Tenggara Barat-Indonesia. Email address: julhana27@gmail.com a Mataram Health Polytechnic (Poltekkes Mataram), Nursing Department b Mataram Health Polytechnic (Poltekkes Mataram), Nursing Department c Stikes Yahya Bima, Midwife Department d Mataram Health Polytechnic (Poltekkes Mataram), Nursing Department e Mataram Health Polytechnic (Poltekkes Mataram), Nursing Department f Mataram Health Polytechnic (Poltekkes Mataram), Nursing Department