Simulator Classroom Infrared Emitter, designed to provide simultaneous listening for a classroom or simulation lab full of students. Many institutions find value in utilizing the Classroom Infrared Emitter with high-priced manikins and simulators
Minerals Model Set, Build the most abundant silicate minerals including feldspar, quartz, olivine, pyroxenes, amphiboles, micas, clay minerals, Students Learn how models of silicate minerals are related to unit cell/crystal lattice structures, It has enough parts to construct