Here is a zip file containing the Dry Media Brushes.
https://workspaces.acrobat.com/?d=9kpqL34mLRGRymXMrRhmXA
Just extract the Dry Media Brushes.zip and copy and replace the existing Dry Media Brushes.abr in
C:\Program Files (x86)\Adobe\Photoshop Elements 10\Presets\Brushes (64 bit windows 8.1)
or
C:\Program Files\Adobe\Photoshop Elements 10\Presets\Brushes (32 bit windows 8.1)