Make financial literacy mathematically rigorous with this 10-page, black-and-white “Financial Modeling: The Cost of a Longer Winter” worksheet pack for Grades 9–12. Students explore how extending winter by extra weeks impacts household budgets, city services, small businesses, and public spending. Each page introduces a realistic scenario where costs rise with winter length, requiring students to apply linear functions, percent increase, inequalities, systems of equations, graphing, and budget