The 21st -century learning paradigm requires teachers to provide teaching materials that can develop students' thinking skills. This research aims to determine the effect of the web module science integrated local batik potential toward the thinking ability of seventh-grade students of junior high school. The research method used was…

Today's children are growing up in an environmentally damaged and technology orientated world. The advent and advances of technology, has resulted in the production of millions of electronic devices, which eventually become waste when they reach their end-of-life. These devices contain toxic components that are not only polluting the environment…

Acid rain is a complex environmental problem which affects the United States and many other countries around the world. The United States Environmental Protection Agency (EPA) was established in 1970 to address environmental issues, such as acid rain. Through its programs, EPA works to protect human health and the environment in the United States…