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61Published in 2011Repositorio Repositorio EdocUR - U. RosarioSubjects: “...Secondary schools...”
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62Trabajo de grado de pregradoPublished in 2011Repositorio Repositorio UdeASubjects: “...Secondary school students...”
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63Published in 2019Repositorio Universidad Nacional de ColombiaSubjects: “...Public secondary school system...”
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64Article of investigationPublished in 2018Repositorio RiUPTC: Repositorio Institucional UPTCSubjects: “...secondary school...”
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65Trabajo de grado de pregradoPublished in 2021Repositorio Repositorio UANSubjects: “...preschool teacher and secondary school teacher....”
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66Trabajo de grado de pregradoPublished in 2019Repositorio Repositorio UdeASubjects: “...Secondary school students...”
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67Published in 2011Repositorio Universidad Nacional de ColombiaSubjects: “...Vectores / Science Education, Secondary School Science, Didactics, Teaching Methods, Meaningful...”
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68Article of investigationPublished in 2021Repositorio Repositorio Digital CECARSubjects: “...secondary school...”
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69Article of journalPublished in 2014Repositorio Repositorio UNABSubjects: “...Secondary schools...”
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70Part of bookPublished in 2023Repositorio Repositorio institucional UNIMINUTOSubjects: “...Secondary school...”
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71Masters ThesisPublished in 2022Repositorio Universidad Santo TomásSubjects: “...secondary school institutional....”
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72Article of investigationPublished in 2010Repositorio Repositorio UdeASubjects: “...Public secondary school...”
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73Published in 2012Repositorio Universidad Nacional de ColombiaSubjects: “...Secondary schools...”
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74Published in 2011Repositorio Universidad Nacional de ColombiaSubjects: “...Secondary school mathematics...”
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75Published in 2024Repositorio RIUD: repositorio U. DistritalSubjects: “...Secondary school...”
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76Trabajo de grado de pregradoPublished in 2021Repositorio Repositorio UdeASubjects: “...Secondary school students...”
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77Published in 2011Repositorio Universidad Nacional de ColombiaSubjects: “...Secondary School Science...”
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78Trabajo de grado de pregradoPublished in 2021Repositorio Repositorio UNABSubjects: “...Secondary schools...”
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