US$ 13.95
Supplied as the seven most common classroom sizes
Compact-turn 28 SWG bare copper wire on a 250g reel approximating 800 feet
Delivers 2
the lower-cost benchtop alternative to the full-meter resistivity boards for quantitative R = rho*L/A and material-comparison investigations
Reveals Earth's internal structure through a seven-piece cross-sectional globe whose crust
Balances Spring ?ó?é¼?ǣ Dual Scale Metal 2000gm / 20N Subject_Anatomy Supplied as the seven mostFlat form case with large easily read scale in Metric and Newton range Flat form case with large easily read scale in Metric and Newton range. Cap. 2000gm 20N
US$ 13.95
US$ 49.50
US$ 12.95
US$ 49.95