00498nam a2200181Ia 4500003000400000005001700004008004100021020001800062040003800080050001000118082001900128100001900147245006200166250000900228260004000237300001500277653002400292OSt20250129151400.0211231s9999    xx            000 0 und d  a1-56308-585-2  cJayakar Knowledge Resource Centre  aBu N5  223a510bHAV.K  aHaven, Kendall 0aMarvels of math: fascinating reads and awesome activities  aN.d.  bTeacher ideas pressaColoradoc2005  axii,171 p.  aMathematics-History