Have your Math Sleuths investigate the pumpkin pie situation! This 15-page activity packet has students look at an imaginary scenario where a community is hosting a Harvest Festival and dinner. The students must compare choices for pie purchases and make a recommendation to the Festival Committee. Activities include comparing how many servings each pie will make, cost of pies, discounts from a vendor, and much more. Students use charts to compare choices and analyze their results to justify a final conclusion. Packet includes a project evaluation rubric and complete key.