With the 5n1k reasoning set, it is aimed to develop our children's basic logical inquiry skills such as who, what, where, when, how and why, to understand processes such as situation detection, analysis and drawing conclusions, and to develop their reasoning skills. There are a total of 120 questions and 120 answers in 6 box sets. It has been prepared with the answer to every question behind it. card dimensions 9.5*6.5 cm 350 gr coated double-sided glossy cellophane