Introduction Critical thinking is a way of deciding whether a claim is always true , sometimes true, partly true, or false. It can be traced in the West to ancient Greece with its Socratic method and in the East to ancient India with the Buddhist kalama sutta and abhidharma literature. Critical thinking is an important component of most professions . It is a part of formal education and is increasingly significant as students’ progress through university to graduate education . We all agree that we think all the time about all important and trivial methods. Critical thinking provides us the systematic approach to thinking process. Just like mathematics or language or science, critical thinking has necessary tools and a method for using those tools. Critical thinking & its tools There are two main activities we do all the time when we think which are: 1. Gath...