From the day she’s born child explore his abilities and the world around him. The most often way of exploring is through the play that is the primary way of learning about the others, environment and themselves. Play is familiar to every child and because of that, it’s very important because learning and work will be much more efficient through playing. With play, a child is developing and exploring the world and himself using try and error method. From the earliest age, it is important to develop a sense of security, independence, self-control, and competence. It is also important to develop motoric, emotional, cognitive, social and speaking skills along with building self-confidence. In the educational institution, an educator is responsible to encourage child physical activity. They do so primarily through the play, but also through the physical education that can be held indoor or outdoor. This paper tries to build an accuracy test and then determine the measurements. The test is conducted on a sample of children aged between three and four years. The test was consisted of throwing the ball into the target from a different distance with three and nine attempts. The research was done in the yard of the children daycare institution Blazena Hozana in Zagreb. In the research was involved twenty-four children from one group, eleven boys and fourteen girls. Data obtained in the research were statistically processed using the descriptive parameters (arithmetic mean, standard deviation, minimum and maximum result). Metric characteristics like reliability, validity, objectivity, sensitivity, homogeneity was also checked. Obtain results has shown that the tests were too hard for the children of this age, especially for the girls.