Introduction to Psychology 10th Edition by Rod Plotnik,Haig Kouyoumdjian

تمرين 41

In the second stage, lasting from the age of about 2 to 7, children learn to use symbols to think about things that are not present and to help solve simple problems; this is the (a) _____ stage. A limitation in this stage is the tendency to think of the world from only one's own viewpoint, called (b) _____.