Help
Results must:
*MISSING[LBL_SEARCH_OPTIONS]*
Pick start and end date Date:
From:   
  
To:   
The rush of river currents There are 0 replies:
The rush of river currents Original post: Wed 11/9/2022 at 2:02 AM

The rush of river currents and the sound of waves washing ashore fall into the category of “pink noise". Like white noise, pink noise is made up of all the sound frequencies audible to the human ear – but with less volume at the higher frequencies. It has been found to aid sleep and improve memory.

 

 

อ่านต่อได้ที่  โรงเรียนบ้านรางม่วง
สาระน่ารู้   จิต

58 words - excluding quoted text
Original Post New