1) The teacher used a variety of teaching aids, including chalk and board, pictures, video clips, nursery music, and cut paper puzzles to teach a lesson on the water cycle.
2) She chose to use both traditional and electronic materials to actively engage students and sustain their interest in the topic.
3) While most materials were used effectively, some difficulties arose in operating technology and providing complete word puzzles, but the teacher overcame these challenges to deliver a high quality lesson.