"Science Experiments On File[trademark], Volume 4" is a collection of 60 engaging new science experiments for the classroom, covering the core fields of biology, chemistry, physics, astronomy, and Earth science, as well as forensic science. The field of science is enjoying more public interest now than ever before, making this new volume in the "Science Experiments On File"[trademark] set a relevant addition to any classroom. Based on national science standards, the experiments in this volume give students the opportunity to think like scientists and find out what it really takes to solve a problem. Many of them are written in partial or full inquiry style, and all require higher-level learning skills, such as processing, assessing, estimating, analyzing, and synthesizing. As a result, students will develop critical thinking and problem solving skills. The high-interest experiment topics will engage students and help them make connections to their own lives.