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Experts’ Validation of the Developed 3-Dimensional Automated Model of the Human Heart to Teach A Biology Concept in Ilorin, Nigeria Olumorin, Charles Olabode; Babalola, Ebenezer Omolafe; Aladesusi, Gboyega Ayodeji; Issa, Ahmed Idris; Omolafe, Eyiyemi Veronica
Indonesian Journal of Multidiciplinary Research Vol 1, No 2 (2021): IJOMR: VOLUME 1, ISSUE 2, 2021
Publisher : Universitas Pendidikan Indonesia (UPI)

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (1225.88 KB) | DOI: 10.17509/ijomr.v1i2.37840

Abstract

To ascertain the accuracy and usability of the instructional model, it must be verified by a professional or expert in the area of the subject content. The automated model of the human heart (3-DAMHH) has to be inspected and verified by a qualified biology education expert to ascertain its accuracy while the usability has to be verified by an educational technology expert. Hence, it is needed to determine the experts’ validation of 3-DAMHH to teach a Biology concept in Ilorin, Nigeria. Two instruments were developed: Educational Technology Experts’ Rating Scale and Biology Education Experts’ Rating Scale. Percentage scores were used to answer research questions. Findings of this study revealed the percentage score of the rating for the validation of the 3-DAMHH by the experts satisfied the required standard in the field of Educational Technology. Percentage score of the rating for the validation of the 3-DAMHH by the experts satisfied the required standard in the field of Biology. This study concluded that the developed 3-DAMHH can be used to enhanced Biology students’ performance on the topic structure of the human heart. It was recommended among others that content specialists' and experts’ validation reports should be properly followed towards developing a standard instructional media.  
Design and Development of Human Excretory System Model to Teach A Biology Concept in Ilorin, Nigeria Olumorin, Charles Olabode; Babalola, Ebenezer Omolafe; Ayoola, Desire Adunola
Indonesian Journal of Teaching in Science Vol 2, No 2 (2022): IJOTIS: September 2022
Publisher : Universitas Pendidikan Indonesia (UPI)

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (1075.787 KB) | DOI: 10.17509/ijotis.v2i2.45782

Abstract

Meaningful instruction takes place only with the appropriate use of instructional materials, especially in their real form. Inability to have access to mammalian internal organs is one of the challenges in teaching some concepts in Biology. Lack of practical experience in the teaching and learning of Biology that leads to poor mastery of important scientific skills and concepts could be among those factors responsible for students’ poor performance in Biology. Hence, the need to design and develop the Model of Human Excretory System (MHES) to teach Biology concepts in secondary schools. The study was a developmental research design, ADDIE instructional system design model was adopted in the production and evaluation of the model. The development involved four out of the five stages of the ADDIE model. The adapted phases include ADDE; these are Analysis, Design, Development, and Evaluation. Findings of this study revealed that: The model of the human excretory system was successfully developed using four (ADDE) out of the five stages of the ADDIE model as a guide and the cost of developing the model of the human excretory system was determined and found to be cheaper through the use of locally sourced materials.