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March 2014

Part of Chapter 6 of the Natural Calculator

January 2014

Part of Chapter 5 of the Natural Calculator

2013

Chapter 4 of the Natural Calculator

30^th June 2013

Chapter 3 of the Natural Calculator

2012

Chapter 2 of the Natural Calculator

22^th July 2012

Updated Instructions for using Tutorials
Added Usage Guide for Tutorials

29^th March 2012

Announcement of upgraded tutorial material being uploaded

Original Tutorial Expanded
Time Tables Practice Tables Exercises
Chapter 1 of Abridged Cosmic Computer Book
Chapter 1 of Natural Calculator Book