Eisco Quartz - Rock Crystal Specimen (Mineral), Approx. 1" (3cm) Subcategory_Stopcocks Replacement velcro electrode leads for

Replacement velcro electrode leads for the Neulog GSR Sensor

Cast-metal Newton's-Second-Law apparatus on a 10 by 2

Thicker-walled silicon tubing at 6 by 2 mm

showing how different wheel diameters change mechanical advantage

this oxygen data-logging sensor captures both dissolved and atmospheric oxygen levels across biology and ecology coursework

Eisco Quartz - Rock Crystal Specimen (Mineral), Approx. 1" (3cm) Subcategory_Stopcocks Replacement velcro electrode leads forQuartz sample approximately 1" (3cm) in size A classic mineral, quartz is useful during lessons on mineral hardness, luster, and fracture Perfect size for use in classroom identification labs and exercises, correlates well to Next Generation Science Standards Evidence Statements Euhedral crystal expression is perfect for collections Specimen comes in clear labeled and barcoded bag for ideal storage Quartz is one of the most abundant minerals on Earth.