Problem of the Week - October 4, 2008 - Mathbyjoe.com
Here is your problem of the week to work that most important muscle called the brain. Remember. You must work your brain for it to get stronger. Scientific research done at Stanford University has shown that regular mental exercise, such as that performed in doing brain teasers, riddles, and the like, improves both cognitive functioning and brain health. So come work out your noodle with these fascinating problems and brain teasers.
If you think you have the right answer, send me an email and you will be eligible to win a 50% discount on any ebook of your choice. So good luck, and here's to problem solving.
Now for this week, an old riddle goes as follows: One brick is one kilogram and half a brick heavy. What is the weight of one brick?
