Recent multiplication with regrouping research shows that the combination of the concrete-representational-abstract (CRA) sequence and the Strategic Instruction Model (SIM) has been effective in ...

The goal is to get teachers thinking about three different phases of understanding: concrete, representational and abstract.

The current study examines the effects of schema instruction on the problem-solving performance of four second-grade students with emotional and behavioral disorders. The existence of a functional ...

Montessori materials are designed so that students begin with concrete, hands-on work that allows them to develop a thorough, abstract understanding.