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Math Challenge
You know you are smart, but would you like to show
off a little bit?
Solve our monthly Math
Challenge problems, send your solutions and we will publish the
most original and best worded solutions, as well as the names/nicknames
of the best problem-solvers and their short bio.
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| Current Problems |
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177. Happy Paws Kennel
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September 30th, 2006 |
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| Past Problems |
| 174.
Ineaquality |
Solution |
April 30th, 2006 |
| 171.Rotate
the Figure |
Solution |
March 31st, 2006 |
| 168.
The Disappearing Pie |
Solution |
February 28th, 2006 |
| 165.
Mystery Angles |
Solution |
January 31st, 2006 |
| 162.
Charlie's Journey |
Solution |
December 31st, 2005 |
| 159.
Fast Calculation |
Solution |
November 30th, 2005 |
| 156.
Flowers and Triangles |
Solution |
September 30th, 2005 |
| 153.
Good Timing |
Solution |
April 30th, 2005 |
| 150.Median,
Height, Hypotenuse |
Solution |
March 31st, 2005 |
| 147.
Generous Grandma |
Solution |
February 28th, 2005 |
| 144.
A Happy Holiday Problem Mix |
Solution |
December 31st, 2004 |
| 141.
The Frugal Buyer |
Solution |
November 30th, 2004 |
| 138.
The Fish Story |
Solution |
October 31st, 2004 |
| 135.
Summer Job |
Solution |
September 30th, 2004 |
| 132.
The Mystery Triangle |
Solution |
July 1st, 2004 |
| 129.
The Good Son |
Solution |
April 30th, 2004 |
| 126.
Your Beeswax |
Solution |
March 31st, 2004 |
| 123.
Tall and Short |
Solution |
February 29th, 2004 |
| 120.
A Complicated Problem of Cats and Mice |
Solution |
January 31st, 2004 |
| 117.
Get Your Prize |
Solution |
January 2nd, 2004 |
| 114.
Fill the Fish Tank |
Solution |
November 30th, 2003 |
| 111.
Number in Reverse |
Solution |
October 31st, 2003 |
| 108.
Finishing the Book |
Solution |
September 30th, 2003 |
| 105.
The Mystery Numbers |
Solution |
August 31st, 2003 |
| 102.
Fair Prizes |
Solution |
April 30th, 2003 |
| 99.
Find the Number |
Solution |
March 31st, 2003 |
| 96.
Mystery Angle |
Solution |
February 28th, 2003 |
| 93.
The Sweet Problem |
Solution |
January 31st, 2003 |
| 90.
A New Square Problem |
Solution |
December 31st, 2002 |
| 87. Surface Area |
Solution |
November 30th, 2002 |
| 84. Compare the
Numbers |
Solution |
October 31st, 2002 |
| 81. The Mystery
Product |
Solution |
September 30th, 2002 |
| 78. Circle Problem
|
Solution |
July 31st, 2002 |
| 75. Decoding
Problem |
Solution |
Jun 30th, 2002 |
| 72. Fractions
Problems |
Solution |
May 31st, 2002 |
| 69. Numbers and
Percentages |
Solution |
April 30th, 2002 |
| 66. In the Gym |
Solution |
March 31st, 2002 |
| 63. Peer Problem |
Solution |
February 28th, 2002 |
| 60. Mathematically
Incorrect |
Solution |
January 31st, 2002 |
| 57. Marbles in the Bag |
Solution |
December 31st, 2001 |
| 54. Find x, Find y. |
Solution |
November 30th, 2001 |
| 51. Absolute value.
|
Solution |
October 31st, 2001 |
| 48. Angles. |
Solution |
September 30th, 2001 |
| 45. Silly Walk Problem
|
Solution |
August 31st, 2001 |
| 42. Can it be
> 0? |
Solution |
June 30th, 2001 |
| 39. Money to
Save, Money To Spend |
Solution |
May 31st, 2001 |
| 36. Treasure in The Boxes |
Solution |
April 30th, 2001 |
| 33. It Goes Up, It Goes
Down |
Solution |
March 31st, 2001 |
| 30. An Absolutely Fun Problem |
Solution |
February 28th, 2001 |
| 27. Who's on the Team |
Solution |
January 31st, 2001 |
| 24. Find The Number |
Solution |
January 5th, 2001 |
| 21. Boys and girls |
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November 30th, 2000 |
| 18. Energy saver |
Solution |
October 30th, 2000 |
| 15. What' that number? |
grades 5, 6 |
Solution |
September 30th, 2000 |
| 11. Fish Dinner |
|
Solution |
June 30th, 2000 |
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10. Fractions |
grades 5 and up |
Solution |
June 30th, 2000 |
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8. The Orchard |
grades 5 and up |
Solution |
March 15, 2000 |
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5. Pheasants ... |
grades 4, 5 and up |
Solution |
December 1, 1999 |
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4. A Field Trip. |
grades 7, 8 and up |
Solution |
November 1, 1999 |
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3. 2 Numbers. |
grades 5, 6 |
Solution
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1. Necklaces |
grades 3 and up |
Solution
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October 1, 1999 |
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