Inquiry based instruction is a teaching techniques in which teachers create situations in which students are to see lve problems. Lessons are designed so that students make connections to previous know ledge bring their own questions and design ways to try out their ideas such investigations may extend over a long period of time students communicate through journal writing oral presentions drawing graphing charting etc. Students then revise their experience as they learn this technique is particularly popular in science instruction Discovery learning is a type of inquiry based instruction which was developed primarily by the psychologist Jeroms Bruner.