12-Piece Density Metals Variety Set with Assorted Shapes Material_PVC diverting a calibrated portion of

diverting a calibrated portion of bench-supply current around the meter coil so the galvanometer reads heavier loads safely

Miniature desktop torso with 12 removable parts includes a dissectable head and brain for compact classroom anatomy and biology teaching

This a 3ft sample pack of PH1064C

Length-adjustable wooden pendulum simple-machine model with a blue bob sliding along the string and a wooden guide keeping the swing on a consistent path for period-vs-length measurements

12-Piece Density Metals Variety Set with Assorted Shapes Material_PVC diverting a calibrated portion ofAssorted shape density kit with 12 specimens across brass, iron, aluminum, copper, zinc, and lead, each 12 25g, giving students shape variation on top of the material density comparison.