These math story problems have been around for a while. Students can explore, plan, and test out different ways to solve. There are 4 problems in this set: Open and Shut Case, Four Fours, One Grain of Rice, Water Jug. Each story problem has a task card with the scenario, along with possible ideas to get started or questions to help organize thinking. There is also an answer key for each problem. Extensions also accompany some of the problems. This set concentrates on using an organized list, guess and check, and finding a pattern as well as number sense, operations, and logic.