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Games and Problems with Numbers
The Mysterious Nine
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AAFM Andy Ask someone binary numbers binary system cards closed curve coins colors column cones contain corner cross Cross Game cubes diagonal diagram dice digits divided by nine dividing by 9 draw ducats Elizabeth example figure finger four four-figure number George give grid Hampton Court maze hand hole inches Joe Fox Johnny knot larger left-hand letters look magic magical square Mathematical Games maze middle Minotaur move multiplied Nimo Game o o o odd number origami original number pencil piasters piece of paper piece of string play player position possible problem pull Pythagoras rectangle remainder after dividing remove result right-hand rubber band Sarah Clark shown shuffle side solitaire solution spider square cm started subtract teacher tell Theseus third three-figure number trapezium triangle trick turn Valerie winner winning write