Raziyeh Maasoumi, Seyed Ali Azin, Saharnaz Nedjat, Moslem Parto, Arshia Zamani Hajiabadi, Keshvar Samadaee Gelehkolaee
The effect of sexuality education based on the information, motivation, and behavioral skills model on improving the teachers' professional competence
Heliyon
educational reform skills 21st century large number scholars explored projectbased learning however whether projectbased learning effectively improve learning effect students yet reached unified conclusion study uses metaanalysis method transform 66 experimental quasiexperimental research papers based projectbased learning past 20 years 190 effect values sample size mean standard deviation experimental data experiments conduct indepth quantitative analysis results study showed compared traditional teaching model projectbased learning significantly improved students learning outcomes positively contributed academic achievement affective attitudes thinking skills especially academic achievement results moderating effects test indicated effectiveness projectbased learning teaching influenced different moderating variables including country region subject area type course academic period group size class size experimental period 1 perspective country geography effects projectbased learning asia especially southeast asia significantly better western europe north america 2 terms curriculum projectbased learning promotes student learning effects significantly engineering technology subjects better applied laboratory classes theory classes 3 pedagogical point view projectbased learning suitable small group teaching group size 45 people teaching best results 4 view experimental period 918 weeks appropriate obvious advantages application high school level