Clay, Modeling, Green, 1/4 lb, Each

Details:

Clay, modeling, green, 1/4 lb is a component of the following stc program unit(s): balancing and weighing (item #971701u2c); electric circuits (item #972601u2c); light (item #975206); researching optical systems (items #976701, #976701u5); space systems exploration (items #512901, #512901u5).