At the age from a year to one and a half child turns to the small researcher, which attentively studies things, which surround it before to "accept" something or not. The child plays with subjects, throws them on a floor, considers. All Here matters: and as they fall, and what sound thus publish, and many other things. It that we, adults, have already forgotten, and for the kid each of these small opening unusual and intriguing.
There will pass certain time while the child will pass from such eksperimentirovanija to more intelligent, from our adult point of view, to the reference with subjects, toys. For this purpose it, at least, should acquire certain movements, to learn to use things in the standard way. After all on a spoon, for example, there is no instruction for application of which the kid would take advantage. Therefore at first it will knock with it on a table, will swing, throw, and then already, by an example of parents, will try it is. But, all the same, at first the child cannot operate with a spoon, after all it is necessary to take, keep correctly, first of all, it in horizontal position not to spill, inform to a mouth … All these actions, such habitual for us, for the kid are extremely difficult. But for this purpose also there are the experiments, which purpose, - to observe, how subjects in new situations behave.