TY  - GEN
AU  - Dere,Hale
AU  - ÃmeroÄlu,Esra
TI  - OkulÃ¶ncesi eÄitimde fen, doÄa, matematik Ã§alÄ±ÅmalarÄ±
SN  - 9756956550
AV  - LB1140.2 
PY  - 2001///
CY  - Ankara : 
PB  - AnÄ± YayÄ±ncÄ±lÄ±k, 
KW  - Science
KW  - Study and teaching (Preschool)
KW  - Mathematics
ER  -