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April 2004, Volume 9, Issue 8

FEATURES

Measurement from the Bottom of the World to the Middle School Classroom
Lee Coester
A classroom activity analyzes the mathematics found in Shipwreck at the Bottom of the World, the true story of Ernest Shackleton and the 27-man crew who all survived a shipwreck at the South Pole.

Measurement, Scale, and Theater Arts
David Johnston
A middle-school project that challenged students to design scale models of three-dimensional blocks used in theater programs. Students applied skills such as measurement, proportionality, and spatial reasoning in a cooperative setting.

How Big Is a 16-Penny Nail? A Measurement Lesson for Middle Grades
Bill Engel; Diane Schmidt
A lesson that uses a common household item for the exploration of functional relationships. The level of student engagement illustrates the effectiveness of inquiry-based instructional strategies

Integrating Measurement across the Curriculum
Ron Preston; Tony Thompson
The importance of measurement in providing a foundation for mathematical study and how measurement can be integrated with other mathematical strands within the mathematics classroom.

Read how you can use this article as part of a Professional Development Experience.

How Long Is Its Projection?
Sandra Trowell; Anne Reynolds
A set of real-world problem-solving tasks that may provide opportunities for students to make sense of proportional reasoning. Ideas for implementation in the math classroom are included.

Learning about Area by Working with Building Plans
Elana Joram; Vicki Oleson
A unit of instruction designed to promote a conceptual understanding of area in sixth-grade students. Students used benchmarks to estimate the areas of real houses and calculated the areas of houses based on building plans. Ideas for implementation are included in this article.

A Path to Discovery
William Stegemoller; Rebecca Stegemoller
The path taken and the turns made as a turtle traces a polygon are examined to discover an important theorem in geometry. A unique tool, the Angle Adder, is implemented in the investigation. Teachers will learn how the project worked and how to implement it in their classrooms.