Convection of Gases Apparatus, consists of a metal box (22x10x11cm) with clear acrylic front panel, two glass chimneys, a candle and a cotton filled wick as the smoke source, Includes activity guide
Support base for skeleton, features a heavy (30 pound) cast iron base with 5 machine grade casters (2 with locks) and a sturdy threaded pole, this skeleton stand will pass the test of time and make the transport of y skeleton easy. Inner diameter of stand is 12.5mm.
Model showing life like sculpting and vibrant hand painting faithfully portray ten organ systemsr, with numbered features. Molded of non breakable plastic base, bull frog lifts off its plastic stand for hands on study