Wild About Math! Making Math fun and accessible


Monday Math Madness #13 – Awesome TI calculator giveaway

TI gives away cool calculator

Blinkdagger and Wild About Math! are really stirring things up for Monday Math Madness (MMM) contests #13 and 14. And, Texas Instruments is giving away a VERY cool calculator (keep reading for more about the calculator), they'll ship it internationally, plus we'll allow anyone to win - even if you've won a prize in the MMM contest before. So, we expect submissions from everyone on the planet!

What's different about the next two contests?

So, what are we doing differently? Well, we're going to ask you guys and gals to submit your favorite MMM-caliber problems. That's what you have to do be eligible to win MMM #13. We'll pick the one we like best and then use it for MMM #14.

  • If you submit the problem we pick for MMM #13 then you get one of the awesome calculators.
  • If you solve the problem we announce in MMM #14 then you get an awesome calculator.

More on the calculator

TI is giving away a TI-nspire Computer Algebra System graphing calculators, one each to the winners of MMM 13 and 14. This is an awesome calculator. It's scientific, programmable, graphing, and has a state-of-the-art computer algebra system.


TI-Nspire CAS graphing calculators are provided by Texas Instruments Education Technology. Texas Instruments’ graphing technology is research proven to increase student understanding and achievement. The TI-Nspire is Texas Instruments’ latest graphing calculator for algebra through college-level math courses and is available at retail stores nationwide. For more information, please visit www.ti-nspire.com.

Amazon sells the calculator new for $154.67 in the US. This would be a great prize for someone going back to school.

Kinds of problems to submit

So, what kinds of problems do we want to see for MMM #13? It's up to you but here are some hints:

  • We like Math and logic problems. You can make one up yourself or submit one you found online or in a book.
  • Please send us the solution along with your problem.
  • Illustrations along with the solutions are great if you have them.
  • If you typeset Math then please send a PDF or image file.
  • If we use your problem for MMM #14 then we may change some of the wording to make it hard for others to use Google to find the answer.
  • We like problems that are elegant to state and elegant to solve.

Problems we've hosted to date

Need some ideas for the kinds of problems we like? Check out the 12 contests we've held so far but do surprise us with novel problems we've never seen.

Rules of the contest

So, what are the rules of MMM #13? Here they are:

  1. Email your answers with solutions to mondaymathmadness at gmail dot com.
  2. Only one entry per person so send your very favorite puzzle.
  3. By submitting a problem, you grant Blinkdagger and Wild About Math! permission to use your submission in future contests without any prize or remuneration; we will, though, credit you with the problem.
  4. You can't win both MMM #13 and MMM #14.
  5. You must submit an answer with your puzzle and your answer must be explained. You must show your work! Wild About Math! and Blinkdagger will be the final judges on whether an answer was properly explained or not.
  6. The deadline to submit answers is Tuesday, August 26, 2008 12:01AM, Pacific Time. (That’s Tuesday morning, not Tuesday night.) Do a Google search for “time California” to know what the current Pacific Time is.)
  7. The winner will be announced Friday, August 29, 2008.
  8. The winner of this contest will have their problem posted at the next MMM.
  9. Winning submission will be based on creativity, presentation, coolness, fun factor, and a bunch of other stuff.
  10. The winning submission will be decided on by Sol, Quan, and Daniel. Our decision is final.
  11. The winner will receive a TI-nspire Graphing CAS Calculator, courtesy of Texas Instruments.
Comments (4) Trackbacks (3)
  1. Damn…
    why did I buy a ti-89… why why why….

  2. I found your blog on blog catalog and I am glad that I did. This is a great contest, and I have a family member who is sure to enter it. I’ll be putting a link to you on my blog.

  3. Why didnt you make the TI calculator electricall chargeable? why why

  4. please,can i buy this online?i mean the calculatorTi-NSPIRE

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