000			00463nam a22001577a 4500
003			NIELib
005			20250924121456.0
008			250924b |||||||| |||| 00| 0 eng d
020			_a0902786180
082			_a389.15 _bUSE
245			_aThe Use of Si Units in the Early and Middle Years of Schooling
260			_aHatfield: _bThe Association for Science Education, _c1975.
300			_a24p.; _c24cm
650		0	_aMetrology and standardization
942			_2ddc _cLM
999			_c161406 _d161406