Squirrel-proof. Holds lots of seed, but super heavy when full
I just wrote a great, detailed review, and somehow it disappeared when I submitted it. AARRGGGHHH! Short version--To make it squirrel-proof the holes in the mesh are too small for cardinals and the like.
Jan 17, 2010
Informative. Lots of color illustrations and more.
Informative. Lots of color illustrations, lists of makers' marks, and a glossary. There aren't a lot of books available on the subject, and this is pretty good!
Expert Sudoku : Over 300 New Expert Puzzles! by Nikoli Publishing
Dec 05, 2020
Lots of challenging puzzles for a good price!
The puzzles are challenging and there are a lot of them.