If you work mostly in your classroom with computers then CoachLab II+ is the best solution for you. It is a powerful and unique USB interface, that can be used as well for measurement with sensors as for control with actuators.
For all your new and old CMA sensors, and for direct measurement of voltage via 4-mm inputs.
CoachLab II+ is a USB lab interface for High School until University level.
It can be used with computers (Mac and Windows). CoachLabs II+ (with serial number starting with SAG 10) can also work with Chromebooks.
CoachLab II+ is a unique interface because it combines sensor inputs (with BT and 4mm plugs) and control outputs for connecting actuators. This allows to use it for automated measurements.
Included: USB cable and Power adapter.