Sonotrain* Foreign body model, with 6 different foreign bodies for insertion Pellets, shard of glass, nail, projectile, loose chippings/splinters of wood can be clearly detected /recognized, Realistic echog
Health and Harmony Excellent Kit, Includes: Conductivity of Water Tester, Wave/Spine/Arm/Brain/Head Model, Created for middle school ages, Well-rounded curriculum that incorporates stem content, For use across Physics, Chemistry, Biology and Mathematics