Delta Education student size safety eyewear are for laboratory or classroom use, and are made of untinted polycarbonate for resistance to impact, with a coating to prevent scratches. The glasses meet American National Standard Institute (ANSI) 287.1+ and Canadian Standards Association (CAN/CSA) Z94.3 high impact standards, and absorb 99.9% of UV rays for protection. The glasses are delivered in a pack of 30 for student wear.Science education products incorporate applied math and science principles into classroom and homeschool-based projects. Teachers in pre-K, elementary, and secondary classrooms use science education kits and products alongside science, technology, engineering, and math (STEM) curriculum to demonstrate STEM concepts and real-world applications through hands-on activities. Science education projects include a broad range of activities, such as practical experiments in engineering, aeronautics, robotics, energy, chemistry, physics, biology, and geology.School Specialty provides instructional materials and supplies under dozens of brands, among them Abilitations, Think Math, Delta Education, Frey Scientific, Neo/SCI, Childcraft, School Smart, and Speech Bin. The company, founded in 1959, is headquartered in Greenville, WI.