How does this instructional strategy encourage and motivate elementary

1. Share one instructional strategy that you have chosen for your lesson plan for this topic. How does this instructional strategy encourage and motivate elementary students’ development in learning, connecting, and applying major concepts and principles in mathematics? 

2. Describe and provide a rationale for two instructional strategies that can be implemented in a math lesson to create engagement, promote discussion, and provide opportunity for assessment. Do you think classroom instruction in math should be implemented through teacher-directed instruction or student-centered? Explain your choice.