| 000 | 00737nam a2200253 a 4500 | ||
|---|---|---|---|
| 005 | 20210219152924.0 | ||
| 008 | 991125n 000 0 eng u | ||
| 035 | _aUPN01000067244 | ||
| 100 | _aLee, Okhee | ||
| 222 | _aJOURNAL OF RESEARCH IN SCIENCE TEACHING | ||
| 245 | _aChanging middle school students' conceptions of matter and molecules / [et al.] | ||
| 300 | _a249-270 | ||
| 362 | _a1993 30, No. 3 | ||
| 505 | _aOctubre 1993 | ||
| 653 | 0 | _aCONCEPTOS CIENTIFICOS | |
| 653 | 0 | _aCONCEPTOS ERRONEOS | |
| 653 | 0 | _aEDUCACION CIENTIFICA | |
| 653 | 0 | _aESCUELAS MEDIAS | |
| 653 | 0 | _aINSTRUCCION CIENTIFICA | |
| 700 | _aEichinger, David C. | ||
| 700 | _aAnderson, Charles W. | ||
| 904 |
_aAC _b005055 |
||
| 905 | _aArticulo | ||
| 999 |
_c63876 _d63876 |
||