US$ 159.99
Two transparent 153 x 76 x 6mm plates
dimensioned as the matched replacement carriage for the LED ray box (PH0602ALED) track when an original rider is lost or damaged
and pendulum period in physics experiments
and organelles with hand-painted detail on a mounted base for biology teaching
Demonstration Meter Included_Rod Two transparent 153 x 76Permanent magnet moving coil meter mounted in a transparent wooden box with all internal electrical connections visible, sized so students can see the moving coil mechanism while it reads.
US$ 159.99
US$ 12.00
US$ 24.00
US$ 23.75
US$ 20.00
US$ 18.00
US$ 1147.50