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- Missing Circles?
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- Sliders 2007
- Pegs, Not Pigs!
- Sliders
- So Easy, Right?
- Bonus Points #1
- Rising Above the Tower
- How Many Fingers?
- Find A Phrase!
Pegs, Not Pigs!
April 13th, 2007 by mathchallenger
Can you solve this peg puzzle? Sure four pegs is not so bad, but what about eight?
Click here and try. http://nlvm.usu.edu/en/nav/frames_asid_182_g_3_t_2.html
Post your level and give a few helpful hints!
Posted in April 07 | | | 3 Comments
Sliders
April 13th, 2007 by mathchallenger
Let’s engage in a puzzle that you will be sure to try again and again. Click here or sliders http://www.mazeworks.com/sliders/index.htm.
Post your thoughts about your experience. Do you have any helpful hints?
Posted in April 07 | | | 68 Comments
So Easy, Right?
April 12th, 2007 by mathchallenger
Read these short brainteasers. Which ones can you solve? Post your responses. Please be sure to make a note of which ones you are answering in your post.
1. In the zoo there is a cage thatt contain peacocks and pigs. If there is a total of 30 eyes and 44 feet, how many of each are in the cage?
2. There is a town in Texas where 5% of the people living there have unlisted telephone numbers. If you select 100 names at random from the town’s phone directory, on average, how many of these people would have unlisted numbers?
3. Dee Septor, the famous magician, claims he can tell the score of any football game before it even starts. Many think that he is psychic. How is it that he can be accurate about the score 99% of the time?
4. In our calendar some months have 30 days and some months have 31 days. How many have 28 days?
5. An electric train travels southeast at 90 km/hr. The wind is blowing westward at 30 km/hr. In what direction will the smoke from the engine blow?
6. Something extraordinarily unusual happend on the 6th of May, 1978 at 12:34 pm. What was it?
7. A tree doubled in height each year until it reached its maximum height over ten years. How many years did it take for the tree to reach 1/2 its maxium height?
8. Assuming that you are paying, is it cheaper to take one friend to the movies twice, or two friends at the same time?
Posted in April 07 | | | 154 Comments
