The calendar challenger is back for 2018 with 365 brand new puzzles, allowing you to challenge yourself and get your brain working every day of the year. Developed by Mensa
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TrustScore 4.5 | 7,300+ reviews
Ayesha M.
The product exactly matches the description. Very satisfied with my purchase.
5 days ago
Fatima A.
Best international shipping I've ever tried. Worth every penny!
