000			00541nam a22001817a 4500
003			OSt
005			20220405103930.0
008			121224b xxu||||| |||| 00| 0 eng d
020			_a0700505814
040			_cYeshi
082			_a510.7 BIG
100			_aBiggs, Edith.
245			_aConfident mathematics teaching 5-13 : _binset in the classroom / _cEdith Biggs.
260			_aWindsor : _bNFER Nelson publishing company Ltd, _c1990.
300			_aix, 206 p. : _bill. ; _c21 cm.
650			_aMathematics _xEducation (Primary).
942			_2ddc _cBK
999			_c4642 _d4642