Students will learn how to categorize matter as either pure substances or mixtures. Students will apply tests, based on physical properties of matter samples, to determine whether a mixture is ...

Animal studies have already shown that a strong link exists between genetic background and physical activity level. The purpose of a new study was to investigate the associations between genetic ...

Whether your child's semester will start online, in person or at home, these free and discounted educational materials can keep the learning going. Managing Editor Alison DeNisco Rayome joined CNET in ...