The aim of this study is to examine the effectiveness of an intervention based on a series of laboratory activities enhanced with concept cartoons. The purpose of the intervention was to enhance students' understanding of acid-base chemistry for eight grade students' from two classes in a Turkish primary school. A pretest-posttest non-equivalent…

This study was conducted to determine 4th, 5th, and 6th grade Turkish primary students' conceptions about the particulate nature of matter via a test. The test consists of 36 items related to the changes of microscopic properties of solid, liquid and gas matters during phase changing, cooling, heating and pressing of them. The sample of the study…

Turkey has a central educational system in which all of the programs are designed by the Ministry of National Education and distributed to the implementing institutions. As a part of this system, the textbooks written by different writers need to be approved by the commission called Talim Terbiye Kurulu, and these approved books are chosen as…