"The Mystery of Lyle and Louise"

Multipurpose stirring rods with rounded ends and a 6 mm (0.25") diameter, these borosilicate glass stirring rods are excellent for laboratory or home use, providing efficient mixing capabilities.

For first aid/rescues.

A Great Comparison To a Human Hand.

Simulate multiple generations of Mendellian inheretance.

Multipurpose stirring rods featuring dual button ends and a 6 mm (0.25" ) diameter, these borosilicate glass stirring rods offer precise stirring for laboratory or home use, ideal for stirring, scooping, circulating and crushing.

A redefined and extremely robust hand-held gyroscope.

Spinel group; black, dull metallic luster; common iron oxide.

Black, soft; most widely mined.

Slaty cleavage; contains hematite.

Light gray, fine small clasts.

Dense and massive.

Hematite-cemented quartz; orthoquartzite.

Pure, large, transparent-to-translucent cleavages, Mohs’ hardness of 4.

Chlorite-bearing.

Pale pink felsite, with small sanidine phenocrysts.

Gray to buff, with numerous ooliths and fossil fragments.