Math tricks, brain twisters, and puzzles

Math tricks, brain twisters, and puzzles

Joseph Degrazia

Language: English

Pages: 158

ISBN: 0517336499

Format: PDF / Kindle (mobi) / ePub


Math tricks, brain twisters, and puzzles
200 puzzles and problems -- hours of fun.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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