US$ 25.00
this resistor module on a demonstration base with 4mm plug connections drops into series with bulbs and LEDs in student circuits
all faces polished and packaged in a wooden storage box
place value
For timing physics
with a spacer and keepers in a 3
Cork Borer Set, 7-Piece, Nickel-Plated Brass with Ram Rod Biology this resistor module on aNested through six graduated diameters and supplied with a steel ram rod, this nickel plated brass cork borer set cuts clean holes in cork, rubber stoppers, and agar plates.
US$ 25.00
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