Some fun group exercises with boxes and scale factors. You need to furnish different sized boxes for students to use. This lesson plan would be good for Algebra I or Algebra II students. It could possibly be completed in one class period. Students need to have prior knowledge of these topics.
Students gather data on the cost of housing and the square footage of the house.
They must know how to plot data and write an equation in slope-intercept form. They analyze their data and there are many possible avenues to explore on careers and gender. This website is a good resource for calculus teachers to keep abreast of changes in calculus education. It includes several university contacts, ideas, and project sources. This site gives 30-40 sources for math teachers and other teachers to use to find ways of using the net with students.