Rotational device with multichronometer Bluetooth, data scrolling and 2 sensors
Acoustic bass ensemble with audio generator, Kundt tube and loudspeakers.
AC and DC electromagnetic generator, educational
Air wave set, speed of sound, with Bluetooth multi-timer, 14 functions, 2 acoustic sensors
Robotics kit for elementary school I
Equipotential surface set with multimeter and variable 0 to 30 VDC source
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