The purpose of this video is to provide a clear, visual explanation of place value concepts to enhance student understanding as well as engage learners with dynamic visuals and examples that make abstract ideas concrete. 

Here are a few questions to consider while watching: 

1. What role do visuals and manipulatives play in building number sense according to the speaker?

2.How can teachers ensure that number sense is integrated into various subjects and not just during math time?

3. How does the speaker suggest connecting mathematics to students' real lives, and why is this important?

4. How do you build number sense in your classroom?

5. In what ways can I improve my instruction on building number sense?