2.
objects experience set age remaining
classify certain combines isolate must
In the next stage of his development the child (1).......... objects into sets according to patterns from his practical (2).......... For example, the combination of(3)......... on the basis of their common functional operation: knife, fork and spoon, or a (4).........of clothes. Only at the older age, the child is able to (5)............ properties and collect objects with similar properties. To do this, he (6)........ concentrate on certain properties of the objects while ignoring those which are irrelevant.
At five to six years of (7).......... the child is able to (8).......... objects according to their similar properties. He begins to understand why he has grouped (9)........ objects together and he can use this knowledge to classify the (10)............ objects