TY  - BOOK
AU  - Olefsky,Jake
TI  - The brain strain book: over 400 puzzles, riddles, & mindblenders to flex your mental muscles
SN  - 9789833832804
PY  - 2012///
CY  - Petaling Jaya
PB  - Advantage Quest Publications
KW  - Puzzles
KW  - Riddles
N1  - Originally published under the title'the everything Brain Strain Book'
ER  -