Motion Encoder Cart and Receiver, to add Motion Encoder capability. It includes: fully assembled Motion Encoder Cart, as well as the Motion Encoder Receiver and a Motion Encoder Long Track Strip
HOBO* Water Temperature Pro v2 Data Logger, durable with 12-bit resolution, Complete with a precision sensor for +/-0.2Deg C accuracy, this logger measures temperatures between -40Deg C and 70Deg C (-40Deg F to 158Deg F) in air and up to 50Deg C in water
Robotics Smart Machines, Dimensions: 19.1 x 13 x 3.8in, Robotics is a vast, thrilling, and sometimes overwhelming interdisciplinary field involving physics, engineering, and computer science, This kit gives kids a simple, fun, and customizable introduction to robotics
MIcrostirrer, easily attaches to end of a pH Sensor, Conductivity Probe, Dissolved Oxygen Probe or Ion-Selective Electrode. Magnetic field turns paddle wheel of Microstirrer, resulting in enhanced stirring near electrode tip, works with any magnetic stirrer
Helmholtz Coil, Specifications: Coil diameter: 295 mm Coil spacing: 150 mm Number of turns per coil: 124 Enamelled copper wire thickness: 1.5 mm DC resistance: 1.2 Ohms each Maximum coil current: 5 A Maximum coil voltage: 6 V Maximum flux density at 5 A: 3.7 mT