00451nam a22001457a 4500 1712 1712 81-7992-350-9 Ref. 793.74 T531 2007 300 more brain-twisting puzzles / Compiled by Ken Russell & Philip Carter. London, U.K. : Arcturus Publishing Ltd., c2007. 106 p. : ill. : 30 cm. Mathematical games. 2124 Russell, Ken 3271 Carter, Philip 681 BK 0 0 0 0 REF HS-IMC HS-IMC REF 2011-07-12 Purchased 329.00 Ref. 793.74 T531 2007 22550 2017-06-17 00:00:00 2017-06-17 REF