"PARKWAY PLASTICS, INC."

Excellent started set with a wide variety of plasticware.

Calculators feature arithmetic functions (add, subtract, multiply, divide), percent, three-key memory, and floating decimal point.

Clear, euhedral points and sections.

Accompany dissections of this insect with a magnified view of the locust.

Compact battery holders with wire leads.

This set has been assembled with the general needs of the introductory student in mind.

This wall clock displays the time of day to the second.

Tactile Demonstrations of a Chemical Reaction.

Set of color filters to be used with ray box

Fine crystalline, pure calcite.

1.5m dual scale (inches and centimeters) tape measures.

Physically Separate Different Substances

Deep purple crystal clusters.

Classic, very coarse-grained igneous texture.

Medium-grained with biotite.

Clearly reflect images for lessons on symmetry, congruency, lines and planes.