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Developing an inquiry-based STEAM teaching packet in ecoliteracy for pre-service teachers Perez Jr., Jose Celso S.; Salic-Hairulla, Monera A.; Magsayo, Joy R.; Nabua, Edna B.; Malayao Jr., Sotero O.
Journal of Education and Learning (EduLearn) Vol 19, No 2: May 2025
Publisher : Intelektual Pustaka Media Utama

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.11591/edulearn.v19i2.21664

Abstract

Education plays a vital role in addressing the current environmental crisis. Integrating ecoliteracy in teacher preparation programs empowers colleges and universities to promote a healthy biosphere by producing pre-service teachers (PSTs) who can develop an ecoliterate student citizenry. Connectedly, ecoliteracy must be taught to PSTs through effective and meaningful learning experiences. Using the research and development (RD) design, this study aimed to develop a teaching packet that incorporates inquiry-based learning (IBL) and science, technology, engineering, arts, and mathematics (STEAM) education to foster ecoliteracy among PSTs. Focus group discussion (FGD) results revealed an opportunity to craft the teaching packet. Ecoliteracy conceptualizations guided the formulation of the packet’s learning outcomes and topics. Eight (8) evaluators assessed the packet’s preliminary version, which satisfied 74% of the indicators in the adapted evaluation tool. After implementing the packet to 38 PSTs, findings reveal a statistically significant increase in conceptual understanding and ecoliteracy levels. Both PSTs and faculty members share positive perceptions towards the teaching packet, though they also suggested further improvements to the material. Overall, the results document the potential of IB-STEAM in fostering PSTs ecoliteracy, showing how innovative and integrative pedagogies are instrumental for effective ecoliteracy instruction in teacher education.
Vodcast as ideating medium in STEM lesson plan in teaching heat transfer Guden, Jester Mark; Alguno, Arnold C.; Sayson, Noel Lito B.; Magsayo, Joy R.; Jr., Sotero O. Malayao
International Journal of Evaluation and Research in Education (IJERE) Vol 13, No 4: August 2024
Publisher : Institute of Advanced Engineering and Science

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.11591/ijere.v13i4.28362

Abstract

This study attempts to link the clay soil in the locality to the topic of heat transfer as a contextualization point. It attempted to slightly modify the seven-step STEM lesson by having the part of the prototyping be first tried by the teacher, thereby having a change-of-hat to anticipate the ‘what if’ questions of the students. The teacher-researchers experimentation provided critical information to scaffold the students in the prototyping part.  The evaluation of experts shows that the modified STEM lesson can be an excellent tool and the vodcast has been found to be a very satisfactory component of the STEM lesson. It is described as a very useful material in teaching heat transfer and related thermodynamics concepts and is highly recommended for use in both distance learning and face-to-face modality. Further, the clay oven exploration has come up with a refined clay oven production process, wherein the clay oven prototype has the capacity for the contextualization of heat transfer. It is recommended that a formal implementation be conducted to refine and standardize the lesson delivery.
Development of an Arduino-based photobioreactor to investigate algae growth rate and CO2 removal efficiency Alarde, Hans Paolo S.; Bartolabac, Kiara Jenvy C.; Acut, Dharel P.; Cane, Jas Felicisimo A.; Magsayo, Joy R.
IAES International Journal of Robotics and Automation (IJRA) Vol 11, No 2: June 2022
Publisher : Institute of Advanced Engineering and Science

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.11591/ijra.v11i2.pp141-160

Abstract

Global carbon dioxide (CO2) emissions are rising, and microalgae have been a primary focus for alleviating the negative impacts of increasing CO2 levels. CO2 sequestration is influenced by pH level, temperature, light, nutrient levels, and aeration. This study adapted a 2-chamber system with a 6-Liter vertical-column photobioreactor. It was constructed to remove CO2 from the air using microalgae. Arduino sensors, namely temperature, pH, and CO2 gas, were incorporated to monitor microalgal growth. Two 7-day trials, with an initial algae mass of 15 g, were implemented to investigate the growth and CO2 removal rates. The results showed that trial 1 yielded 21.5 g with a growth rate of 0.56 gxin-2 x day-1, and trial 2, a final sample of 19.7 g with a growth rate of 0.51 gxin-2 x day-1. The CO2 removal rate for trial 1 increased from 10.17% to 22.04%. However, the CO2 removal rate for trial 2 decreased from 15.66% to 3.55%. In terms of relative percent error, the Arduino sensors' accuracy was also determined to be low, ranging from 0.85 to 1.94. With accurate readings, the findings show that the CO2 removal efficiency rate and algae growth rate are directly proportional to each other.