Sensorimotor Stage - Baby placing objects in its mouth , Pre-operational Stage - Plays next to a child but not with them , Concrete Operational Stage - That ball of play dough is the same amount whether you squash it flat or roll it into a ball., Formal Operational Stage - Talk about hypothetical situations. ,

द्वारा

लीडरबोर्ड

दृश्य शैली

विकल्प

टेम्पलेट स्विच करें

ऑटो-सेव पुनःस्थापित करें: ?