000			00703nab a2200193Ia 4500
008			150824s9999 xx 000 0 und d
100			_aHardy, Ilonca.
245			_aEffects of instructional support within constructivist learning environments for elementary school students' understanding of " floating and sinking " / _cIlonca Hardy
260			_cMay 2006.
440			_aJournal of Educational Psychology _n98 : 2, pages 307-326
521			_aPsychology
650			_aConceptual change.
650			_aConstructivist learning environments.
650			_aElementary schoolchildren.
650			_aPhysics concepts.
650			_aStructural support.
942			_cA _2lcc
998			_c74159 _d132522
999			_c71327 _d71327