Atmaja, I.G.P., Langie, M., Lumentut, V. and Aror, V.F. 2025. PROJECT-BASED LEARNING FOR SUSTAINABLE TOURISM: PROTOTYPING A SOLAR-ELECTRIC BOAT IN A POLYTECHNIC SETTING. EDUCATIONE. 4, 1 (Dec. 2025), 212–219. DOI:https://doi.org/10.59397/edu.v4i1.145.