Students are put in groups that do not remain the same and the composition of the group is determined by interest, skill, learning style, compacting. ( grouping chart)
grouping of students for instruction or completion of a specific task or assignment, groups change as needed based on students' abilities, interests, and/or readiness
allowing students to work in differently mixed groups depending on the goal of the learning task at hand. Note: Flexible grouping is sometimes used in classes in which students are ordinarily organized on the basis of ability.