Give guidance and feedback to students' plans, encouraging, refining, and helping them to be responsible for their own learning. Maintain high expectations for completion of chosen options. Summarize by reviewing the whole, bringing students "full circle" to the experience with which the learning began.
Make worksheets for others including some story problems.
Objective: Quality of story problems.
Activity: Have the children make worksheets with borrowing/regrouping problems including some story problems to try on each other.