Infections in the nose and sinuses also can cause sore throats, because mucus from the nose drains down into the throat and carries the infection with it. The most dangerous throat infection is epiglottitis, which infects a portion of the larynx (voice box) and causes swelling that closes the airway.
Next Generation Science Standards. From Wikipedia, the free encyclopedia. The Next Generation Science Standards is a multi-state effort to create new education standards that are rich in content and practice, arranged in a coherent manner across disciplines and grades to provide all students an internationally benchmarked science education..
Science Matters home. The National Science Teachers Association (NSTA) is the largest organization in the world dedicated to promoting excellence and innovation in science teaching and learning for all. NSTA works to improve science education and increase student learning by providing resources and training that support and enhance quality teaching. The association advocates for the importance of science and science learning and works to enhance science education through research-based policy and practice.