000 00509nam a2200181Ia 4500
008 250428s9999 xx 000 0 und d
020 _a978-1-55953-068-2
082 _aGS 370.153 H43p 1994
245 0 _aProblem solving strategies : crossing the river with dogs and other mathematical adventures
245 0 _cHerr, Ted,.
260 _bKey Curriculum Press,
260 _c1994
300 _aviii, 370 pages
526 _a300 Social Sciences
650 _aMathematics.
942 _2DDC
942 _cB
999 _c34643
_d34643