Gary Gruber - the World's 200 Hardest Brain Teasers: Mind-Boggling Puzzles, Problems and Curious Questions to Sharpen Your Brain October 1, 2010
51 Tamal Vista Blvd
Corte Madera, California 94925
Corte Madera, California 94925
Gruber is nationally recognized as the leading expert on the SAT, test-taking methods, and critical-thinking skills.
Added by Upcoming Robot on September 26, 2010