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Title: The ultimate mental challenge / Robert Allen [Go to resource]
Description: This collection contains over 500 puzzles from Mensa including riddles word games and logic problems. They are graded into three sections: easy medium and mind-bogglingly hard. Temporal: 2005 Source: Lincolnshire County Council Identifier: http://www.lincstothepast.com/Records/Re... Go to resource More Like this...
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