🧮 Help students understand rates, ratios, and proportional reasoning. 📌 **Topics Included:** • Comparing proportional relationships • Dimensional analysis and conversion • Percent increase and decrease • Proportional thinking strategies • Ratio word problems in context • Ratios and probability • Ratios in architecture and design • Ratios in chemistry and mixtures • Ratios in digital technology • Ratios in music and sound • Ratios in population studies • Ratios in populations and ecology • Time