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|Interactive Mathematics Miscellany and Puzzles, Alexander Bogomolny|
|A fairly high-level introduction to binary and other base systems, with a Java converter and links to related pages including: arithmetic operations in various bases, algorithmic conversion procedure, linguistic fun with base 36, Napier bones, abacus, conversion of fractions, and a number guessing game.|
|Levels:||High School (9-12), College|
|Resource Types:||Problems/Puzzles, Publications, Web Interactive/Java|
|Math Topics:||Arithmetic/Early Math, Number Sense/About Numbers, Number Theory|
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