Data visualization tools like Tableau, Power BI, and Advanced Excel enable the creation of interactive dashboards and visual representations of data. These tools facilitate data exploration, analysis, and decision-making by presenting insights in a user-friendly and visually appealing manner. In this class, we will review the capabilities of Microsoft Excel (level 3) and PowerBI, widely used spreadsheet applications with built-in data visualization capabilities. They offer a range of chart types, conditional formatting, and data exploration tools. Excel is accessible to many users and can be an excellent option for essential data visualization needs.