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R**E
For the true Su Doku lover.
This is for my husband who is brilliant with numbers and logic. He thinks this book will be a challenge for him! Yay! I finally got him a christmas present that he won’t return 😁
E**T
Multiple Levels of Challenging Puzzles!
Just what I needed, a good work-out for my brain!
J**S
Very challenging....
.....good to keep your mind active, especially under today's COVID like circumstances!
D**G
Challenging
Didn't notice "lethal " in the title! Certainly challenging.
O**E
A hard one
Keeping my brain functioning
E**N
Great puzzles!
This will keep husband busy for the next year! He loves it!
P**S
very challenging
good product
Trustpilot
3 weeks ago
2 days ago