92061 (ASR-4 / pack of 10)CLEAR ACRYLIC SQUARE ROD Use for glass columns or where clear or painted square stock is appropriate. Also quite useful and attractive in crafts and educational projects. Precision Extruded in Clear Acrylic Plastic. Ideal for all facets of scratch model building.

buildings and other tall structures where a ladder is perpindicular (or 90¡) to the ground

enough materials for a classroom of 20-40 students

All come assembled and ready to use

4 20 Tooth gears

or in crafts and educational projects

Great for craft and scientific light transmission projects

HEMISPHERICAL DOMES

Great for school and craft projects

except in a simpler form

During the model construction

The objective is to produce imaginative and creative solutions to storage problems

8mm) shaft hole to fit our 1/8" (3