"The Mystery of Lyle and Louise"

Individual spherical glass lenses.

Uses conductive play dough and insulating play dough to teach electrical circuits basics in a fun, hands-on way.

These stoppers are made of a superior grade of rubber that has softness, resiliency, and durability.

Economical noncontact thermometer fits right in your pocket!

Quality construction assures trouble-free operation and minimal down time.

These ceramic ring magnets have an inside diameter of 35 mm and an outside diameter of 45 mm.

This tubing is made of red rubber.

Educational Materials, Accessories, Application: Physics, Hand-crank Van de Graaff generator, replacement belt set

SOLDERLESS BREADBOARD 270 TIE-PTS