On several occasions, it was complex to design activities that really contributed to answer the question originating the sequence or revisions and adjustments based on the needs of teaching and learning in their classrooms were generated.
En variadas ocasiones, resultaba complejo diseñar actividades que realmente contribuyeran a responder la pregunta propósito de la secuencia o se iban generando revisiones y ajustes en función de las necesidades de la enseñanza y el aprendizaje en sus aulas.