12-Piece Moh's Hardness Kit with 9 Rock and Mineral Specimens Lab Supplies_Jar sized for field measurements and

sized for field measurements and outdoor physics investigations

sized for cross-bench patch runs in small-scale electronics work where larger 4mm hardware is impractical

Innovating Science AP Biology Investigation #7 teaches students the cellular steps involved in DNA replication and cell division in both mitosis and meiosis

Eleven-piece retort stand starter set combining a heavy-duty rectangular base and rod with three support rings

property testing

12-Piece Moh's Hardness Kit with 9 Rock and Mineral Specimens Lab Supplies_Jar sized for field measurements andMohs hardness kit bundles nine 1 inch rock and mineral specimens with testing tools for hands on hardness scale identification activities.