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December 1999, Volume 6, Issue 4

FEATURES

Gingerbread-House Geometry
Charles Emenaker
A sixth-grade interdisciplinary unit based on A Christmas Carol. The unit focuses on finding area, volume, and perimeter and working with estimation, decimals, and fractions in the context of making gingerbread houses.

Geometry and Op Art
Evelyn Brewer
An activity in which students use computers and techniques of Op-art to learn various geometry concepts. Writing, speaking, and drawing skills are reinforced in creating slide shows related to the project.

Questioning Your Way to the Standards
Denise Mewborn and Patricia Huberty
Practical suggestions for implementing the NCTM's Standards related to classroom discourse. Examples of discourse are included.

The Language of Time
Fredda Friederwitzer and Barbara Berman
A logical model to teach about time, making a strong connection to fractions.