91712 Ratios: 1: 125, 250, 400, 800, 1250, 2500, 4000, 8000 - Hand scale ruler, 300mm Printer In secondary school:

Name: 91712 Ratios: 1: 125, 250, 400, 800, 1250, 2500, 4000, 8000 - Hand scale ruler, 300mm Printer In secondary school:
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SKU: 59344593175
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Description

In secondary school:

The 11 comprehensive lesson plans in this book explore an exciting

As Dr Paul Swan says of these investigations in the Foreword to the book “For those unfamiliar with the Mathomat I suggest you purchase one and work through some of the activities contained in the book

Combined protractor and parallel rule

The original instruction text book for Mathomat from 1972 is reproduced here

91712 Ratios: 1: 125, 250, 400, 800, 1250, 2500, 4000, 8000 - Hand scale ruler, 300mm Printer In secondary school:Hand Scale, 300mm, 4 bevel Ratios: 1: 125, 250, 400, 800, 1200, 2500, 4000, 8000

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