The Open University is a university that has been around for a long time, so that it is able to develop a learning process that demands the development of science and technology, both online and offline independently. Therefore, this study aims to describe and analyze the process and results of the development of a virtual science laboratory to…

It has been determined that the drawings, photographs and pictures related to the subject of the continuity of the tangent function on page 68 of the Ministry of National Education's twelfth-grade mathematics textbook contradict principles 1, 7 and 10 of Yanpar's (2007) teaching material development principles. According to these principles,…

English for Islamic Studies is taught as the general subject in the State Islamic Institute of Palopo. Therefore, the researchers aimed to develop valid English materials for learners of the Islamic education study program. The researchers applied the 4-D model by Thiagarajan et al. It consists of four stages namely, defining, designing,…

With the developments in information and communication technologies, books which are fundamental information sources for students throughout their education and training process are being transformed into electronic book (e-book) formats. E-books provide interactive environments, and they are also updateable materials, which shows that, in time,…

Describes a method for isolating factors that influence the ability of a reader to comprehend the message of an illustration, and explains a model that is constructed from these factors to highlight potential problem stages in an author's design of an illustration. The model is based on data from comprehension trials with college students. (17…