000			01594nam a2200301 a 4500
005			20250913120647.0
008			981208c19711939xxu 00 eng
039		9	_a200809120940 _bnor _c200308230118 _dVLOAD _y08-18-1999 _zload
090			_aQ181.C832 1971[00008031075]
090			_aQ181 _b.C832 1971
100	1		_aCurtis, Francis Day, _d1888-
245	1	2	_aA digest of investigations in the teaching of science / _cFrancis D. Curtis
260			_aNew York : _bTeachers College Press, _c1971
300			_a3 v. ; _c20 cm.
500			_aVol. 2 has title: Second digest of investigations in the teaching of science; v. 3 has title: Third digest ...
500			_aVol. 1 is limited to research investigations in the field of elementary and secondary education published prior to 1925; v. 2 covers research investigations chiefly from 1925 through 1930, including studies in the field of higher education, the list having been voted upon by members of the National Association for Research in Science Teaching; v. 3 covers research investigations chiefly from 1931 through 1937 and its organization follows the general plan of v. 2.
500			_aVol. 3 published without series note.
504			_aBibliography at end of some of the studies.
590			_a4
650		0	_aScience _xStudy and teaching
907			_a.b10559449 _b2021-05-28 _c2019-11-12
942			_c01 _n0 _kQ181.C832 1971[00008031075]
914			_avtls000058206
991			_aF S Kemasyarakatan dan Kemanusiaan
998			_at _b1999-05-08 _cm _da _feng _gxxu _y0 _z.b10559449
999			_c57864 _d57864