Atomic Models Set, Classroom
Model different organic and inorganic compounds with this large set suitable for use by an entire class. Set includes 150 connecting lugs and 370 colored balls, and a molded storage box with compartments.
Monovalent Metals (Orange)
Divalent Metals (Orange)
Trivalent Metals (Yellow)
(SMALL PARTS: NOT FOR CHILDREN UNDER 3 YRS.)