ESL Diagrams & Pie Charts Lesson | Describing Data, Trends, Comparisons & Speculation (PDF + Editable PPT)This structured ESL lesson teaches students how to explain diagrams, charts, tables, and pie charts clearly and confidently using accurate data language. Students practice describing trends, comparing information, using percentages and approximations, and speculating about reasons and future changes through guided analysis and short presentations. The lesson is ideal for academic Engl