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$10.00
Useful for insect collecting!
This nylon insect net extends from 18″ to 32″ with a 48″ long conical net is mounted on a 14″ ring.
Square clear bottle useful for many laboratory storage purposes. 1 oz. with pipette.
An improved Newton’s Cradle. It demonstrates conservation of momentum and energy pull bac...
A practical and economical electroscope consisting of aluminum leaves mounted on a metal rod held by...
Polypropylene beakers. Single piece, molded of translucent plastic, with raised numerical graduation...