"The Mystery of Lyle and Louise"

Dark, waxy, bitumin-rich.

CAS Number: 10361-37-2
Formula Weight: 208.27
Formula: BaCl₂
Hazard Info: Toxic
Density (g/mL): 3.9
Boiling Point (°C): 1560
Freezing Point (°C): 963
Solubility: Water
Synonyms: Barium Dichloride
Shelf Life (months): 36
Storage: Blue

Gray to white, coarse crystalline, carbonate rock.

Pure translucent to white, rhombic cleavages, Mohs’ hardness of 3.

Nearly pure, green crystalline forsterite.

Fine crystalline, pure calcite.

Red, classic oolitic texture.

CAS Number: 584-08-7
Formula: K2CO3
Density: 2.428 g/mL
Freezing Point: 891°C
Solubility: Water
Synonyms: Potash, Carbonic Acid Dipotassium Salt
Shelf Life: 12 Months

Demonstrate magnetic fields on your desk or overhead with this clear container of iron fillings. Using magnets, you can show students how the fillings move and cluster together.

Desiccator plates include three 16 mm high feet. Glazed on top surface.

Brown, earthy, massive; used for yellow pigment.

CAS Number: Mixture
Formula: CaCl₂
Freezing Point: 772 °C
Shelf Life: 12 Months
Storage: Green

This kit demystifies DNA's and RNA's connection to protein synthesis.

Allow students to discover a variety of exciting technologies essential to our everyday lives.

Demonstrates mechanical to electrical energy conversion without batteries.

A basic introduction to DNA.