US$ 104.97
and 400 ppm
5m of twin flex for connection to mains-grade optical-bench setups
and continuous DC demonstrations beyond the reach of dry-cell stacks
a battery-free source of partial vacuum for bell-jar demonstrations without external power
Simple-form Boyle's Law apparatus pairing a graduated plastic syringe on a wooden block with a weighted piston
Wooden Dynamic Trolley Stock Type_Build to Order and 400 ppmPair of 300mm wooden dynamic trolleys with spring loaded impulse rods at five compression levels, stacking pins, and rubber corks for momentum, collision, and Newton's third law experiments.
US$ 104.97
US$ 122.47
US$ 122.47
US$ 314.96
US$ 174.95
US$ 139.99
US$ 95.99
US$ 129.90