"The Mystery of Lyle and Louise"

Individual spherical glass lenses.

Apply Multiple Senses In The Observation Process

For lighting gas burners.

Double convex lens for optics experiments.

Solid, black stoppers contain a high percentage of pure rubber and weigh less than neoprene.

Creates a moist wound healing environment.

Makes demonstrations viewable by the entire classroom.

Ideal selection for use with a ray box.

Individual spherical glass lenses.

Provide a convenient way to illustrate the properties of lenses to students.

All Types and Sizes for all Optical Applications.

Help kids forget their pain with these fun designs.

Comes with the preferred and patented Stat Strip® easy opening wrapper that nurses request.

Holds skin in place when stitches are not needed.

Formalin preserved grassfrogs. Available in vacuum packs or pails.

Highly absorbent non-stick pads are designed to protect the wound site.