RADIO WAVE SCANNER KIT – 19 parts
With this construction kit children learn how to read a contruction manual, how to handle soldering tools. They also learn the basics of electronic components. This electronic smog detector is 100 mm long and has to be soldered during the assembly.
The kit is energized by a battery and then operates as an electronic smog detector. Electro smog is caused by radio signals which are being generated by various electronic devices. The Radio Wave Scanner detects these  signals from your surroundings. The detailed manual describes the basics of electro smog and how the smog detector works.