4 stages of cognitive development according to Piaget
5231
5230
Record
<
img
src
="
http
://
slideplayer
.
com
/
9339268
/
28
/
images
/
5
/
Four
+
Stages
+
of
+
Development
.
jpg
"
alt
="
Image
result
for
jean
piaget
"
/>
Stop