According to Vygotsky, the technique of involves a parent or older sibling helping a child perform difficult tasks and letting a child perform simple tasks on their own.

The zone of proximal Development

Explanation:

The zone of proximal development is a developmental stage in which a child cannot carry out difficult or tedious tasks or skill on his or her own but can be done through guidance or by been assisted.

It is the difference between what the child can do without help and what he can't do with help.

Therefore the child has to be guided or help by his parents or older siblings who are more knowledgeable than him.

answer; /// the above statement is (true);