US$ 84.00
supplied in five colors at two leads per color so paired wiring stays color-coded across both sides of a circuit
and three low-friction nylon wheels for straight-line momentum experiments
Higher-current 1000-ohm 0
midline structures
Large-capacity and short-form in autoclavable polypropylene
Thermo-Hygrometer, 105mm Diameter Science at Home_Math supplied in five colors atCombined thermo hygrometer on a 105 mm metal dial pairing a 10 to 50C thermometer with a 0 to 100 percent hygrometer, giving labs and classrooms a single instrument environmental monitor.
US$ 84.00
US$ 88.00
US$ 99.95