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MATH TOOLS NEWSLETTER - April 27, 2013 - No. 119

***MATH TOOLS LOGIN - WE NEED YOUR HELP
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asking is that we're planning to clean up our database to
speed up discussion posting.

If you would like to continue receiving this Newsletter
but have not logged in over the last two years, please take
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2. look to the left sidebar, click "login"
3. enter your login

If you've forgotten that information, please visit this page
and enter the email address you used when you registered:
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Your recent quick "login" activity will make sure that 
your account is retained when we do our clean up. 
Thank you!

QUESTIONS? Please email us and we'll be happy to help.

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***FEATURED DISCUSSION
Best applet to plot probability of a flat tire while cycling
http://mathforum.org/mathtools/discuss.html?&do=m&thread=_____sh-64
pbr announces, "I would like to have an applet graphing 
multiple curves of a discrete variable x according to 
2 parameters that the user should be able to set."

***FEATURED TOOL
Tool: KenKen Classic
http://mathforum.org/mathtools/tool/133569/
KenKen Puzzle
KenKen challenges you to complete a grid without repeating a
number in any row or column. The catch? The numbers in each
heavily outlined set of squares must combine to produce the
target number in the top corner, and do so using the
mathematical operation indicated. Featured in The New York
Times by famed puzzle master Will Shortz and published in
more than 35 other periodicals across the United States.
Thirty-one KenKen puzzles come with the download; additional
puzzles can be purchased. Compatible with iPhone, iPod
touch, and iPad. Requires iOS 4.3 or later. 

***FEATURED TOOL
Tool: Touch Fraction
http://mathforum.org/mathtools/tool/200416/
Maurici Carbo
Touch Fraction lets you visualize positive and negative
fractions -- and zoom into equivalent fractions using the
rational representation diagram.

***FEATURED TOOL
Tool: Splash Math Kindergarten
http://mathforum.org/mathtools/tool/199738/
StudyPad
Prequel to the Splash Math Series Grades 1 to 5, the 
Splash Math Kindergarten app allows kids to get started 
with math practice.

***FEATURED TOOL
Tool: We Can Do Math!
http://mathforum.org/mathtools/tool/199736/
Vinay Jain
Timed practice in basic operations; toggle up and down or
key in answers. Designed "by a first grader, developed by
her dad," this JavaScript offers two levels with a "check"
button that scores responses, as well as a "rapid fire" mode
that instantly displays a new problem after each correct
result.

***FEATURED TOOL
Tool: Graphing Calculator
http://mathforum.org/mathtools/tool/191883/
Vernon Morris
Meta Calculator is a free online multi-purpose calculator 
that supports the majority of calculator features used in 
high school or college.

***FEATURED TOOL
Tool: 1st Grade Math: Back to School Splash Math
http://mathforum.org/mathtools/tool/176703/
StudyPad
Splash Math has 13 chapters covering over 185 math skills 
and a supply of problems.

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As you browse the catalog, please take a moment to rate a
resource, comment on it, review it -- join an existing
conversation, or start a new discussion!


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    The Math Forum @ Drexel -- 27 April 2013