.Study Group
This study has been executed by total 75 students who are in two different randomly selected classes of 7th Grade in an Elementary School located at Çankaya District of Ankara. One of the classes with 39 students has been determined as the experimental group and the other class with 36 students has been determined as the control group. In order to determine the pre – learning levels related with science and technology lesson of students who are available at the groups where the pre application study is executed, the first school term school report grades and equivalence at the education levels of parents of the students have been controlled by using student records and it has been observed that there are no significant differences in between students.