Nature of science (NOS) has been a target of interest for decades. The main goal of this study is to explore the impact of the science, technology, society, environment (STSE) approach on students' understanding of NOS, taking "Galileo's study of free-fall motion" as an example. Participants in this study were 350 students of grade 10…

This research represents an unforeseen outcome of the authors' National Science Foundation Innovation Technology Experiences for Students and Teachers (ITEST) program grant in science education. The grant itself focused on the use of serious educational games (SEGs) in the science classroom, both during and after school, to teach science content…

Several studies found that direct instruction and task structuring can effectively promote children's ability to design unconfounded experiments. The present study examined whether the impact of these interventions extends to other scientific reasoning skills by comparing the inquiry activities of 55 fifth-graders randomly assigned to one of…

Implementing biotechnology education through hands-on teaching methods should be considered by secondary biology teachers. This study is an experimental research design to examine increased student content knowledge in biotechnology after a hands-on biotechnology intervention. The teachers from both school groups participated in, Project Crawfish,…

The purpose of this study was to compare different conceptual change methods within a topic on "sound propagation". The study was conducted with 80 grade 5 students (aged 11-12 year old) drawn from four cohort classes in an elementary school on the north coast of Black Sea Region in Turkey. While one class was assigned as a control…