Offers two problem-solving ideas for hands-on pattern-block activities. A primary level activity introduces area and gives students experience with a problem that has multiple solutions. An intermediate level activity provides first-hand experience with similar shapes. (SM)

Geometry should be a frequent and familiar part of the elementary school mathematics curriculum. Exercises to help children master basic terminology and visualize shapes and geometric relationships are described. They range from a "shape bag," which teaches simple identification of figures, to more complex activities involving polyominoes and…