Mohs Hardness Mineral Distance Learning Kit Meters_Electrical sized to its 20-inch drive

sized to its 20-inch drive circumference so static-electricity demos don't go offline

Liebig condenser in borosilicate glass measures 200mm with 14/22 screw-thread joint for distillation

Low-form silica crucible holds 150mL with open-top design for high-temperature combustion

the standard low-concentration HCl for student titrations

and hard surfaces for clean surface reclamation

Mohs Hardness Mineral Distance Learning Kit Meters_Electrical sized to its 20-inch driveMohs hardness scale exploration kit tests mineral properties through scratch testing, hardness comparison, and identification activities for remote geology instruction.