Make math review engaging, meaningful, and fun with the Snack Shack Challenge! In this hands-on Problem-Based Learning (PBL) activity, students work together to plan and run a snack stand while applying essential 4th-grade math skills. Perfect for small groups, tutoring sessions, intervention groups, or enrichment, this low-prep activity encourages collaboration, critical thinking, and real-world problem solving. Students will calculate costs, earnings, profit, fractions, and solve word problem