Nancy Bullard on MSN
DIY Human Respiratory System Model – Easy Science Project
In this video, I show you how to make a simple working model of the human respiratory system using everyday items. This hands ...
Soft copper wire: 18 gauge (wire diameter 1mm): 2 x 40cm (16 inch) 22 gauge (wire diameter 0.6mm): 80cm (32 inch) You can ...
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