Parallel Serbian versions of blot test: An empirical examination

Logical Operations Test (BLOT) was developed for assessing the transition to formal operational thinking. BLOT is a 35 item multiple-choice test which examines all of the operations which comprise the logico-mathematical structure of formal operations in Piaget?s theory. The test was translated into Serbian and used in previously reported research. This work deals with two additional parallel versions of the Serbian BLOT. For each original BLOT...