US$ 39.00
and nasal septum for teaching the sense of smell in biology and physiology courses
Alternate seven-piece electrostatics kit for Van de Graaff and Wimshurst generators
Rotation-to-linear gear-rack simple-machine model converting circular gear motion into straight-line rack travel
this small anemometer measures wind speed during earth-science fieldwork and classroom weather investigations
Malvern Motor/Generator Energy Transfer Apparatus Lab Supplies_Sieves and nasal septum for teachingBase mounted 2 6V DC motor with a 15mm V pulley, functioning as either a driving unit or dynamo in the Malvern energy transfer apparatus system for qualitative energy conversion studies.
US$ 39.00
US$ 199.00
US$ 58.00
US$ 149.00