Gakken's Otona no Kagaku (Adult Science) series of kits for grown-ups continues to wow with this Tornado Humidifier Kit, which allows the budding engineer to assemble their own LED desktop feature with a swirling tornado mist. Allow an hour for assembly, though the patience is worth it. The Tornado Humidifier comes with an ultrasonic mist function and simple controls (just one switch), plus a timer that can turn the unit off automatically after 30 minutes.
The Otona no Kagaku Tornado Humidifier Kit features:
