Jason Rosenhouse , PhD Professor, James Madison University - Mathematical Brain Teasers and Logic Puzzles

Product details Course OverviewBrain teasers are fun and popular activities for all ages and all levels of reasoning skill. For example, here's a good one: A man goes into a store to buy a certain item. The clerk tells him the item costs 25¢ each. The man replies, "Great, I'll take 100." The clerk charges him 75¢. What

Price: $239.95 $6.99