Brain Teasers for Smart Engineers: Tricky Brain Twisters, Mind Games and Fun Problem Solving for Engineers (Perfect Gifts for Engineers)
The Ultimate Activity Book for Awesome Engineers: Tricky Brain Teasers, Mind Games and Logic Puzzle Book for Smart Adults (Perfect Gift for Engineers)
The Ultimate Activity Book for Intelligent Men: Tricky Brain Teasers, Mind Games and Logic Puzzle Book for Adults (Perfect Gift for Men)
Trustpilot
Farhan Q.
2 months ago
Suresh K.
4 days ago
30 daysfor PRO membership users
15 dayswithout membership
Ayesha M.
5 days ago
Reema J.
1 month ago