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Math Tools Newsletter
April 30, 2014 - No. 131

Online PD course: Developing Powerful Problem Solvers
Developing Powerful Problem Solvers will kick off Thursday, 1 May, for teachers of grades 3-8. 
This moderated course will make use of our book, Powerful Problem Solving, and the growing 
collection of classroom videos, student handouts, and resources from its companion website
( It's not too late to enroll. 
Registration information here:

Math Forum Handouts from NCSM and NCTM
Did you miss us in the booth area or during our sessions at the recent conferences in New Orleans? 
Want copies of our handouts?
NCSM Sessions:
NCSM Booth 313:
NCTM Sessions:
NCTM Booth 1711:

Annie's Blog: The First Cats of the Internet?
Over the years we've featured photos of Annie's kitties on the Math Tools homepage. Read her story 
about Eukie and Ivan. Besides "wicked cute" photos of Annie's cats, we think you'll agree her story 
is a lens into the history of the Math Forum.

Featured Resources
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.

Tool: WizenWorld - WizenWorld
WizenWorld is a free math adventure game that makes practicing math fun. It's a Zelda-style 
game where kids use their math skills to fight the bad guys, and save the world. It is designed 
for 3rd to 8th grade students.

Tool: Understanding Distance, Speed, and Time Relationships Using Simulation Software 
- Tierney Cornelia, Ricardo Nemirovsky, Tracy Noble and Doug Clements, NCTM
In this activity, students investigate how changing starting position and step size affect 
the graph of time versus distance.

Tool: Unit Measurement Converters & Conversion Tables - is a collection of unit converters and conversion tables along with 
conversion factor, ratio and formula. The converters are the tools that can transform 
any unit into another associated measurement unit or units. The conversion tables are 
charts of equivalent values of two correlated measurement units.

Tool: Euler Line - Catherine A. Gorini for NCTM Illuminations
Use this applet to find out how to construct the Euler line. Part of Illuminations' IGD: 
Interactive Geometry Dictionary.

Tool: Number Grid Level 5 - Quincy Brown
Fifth level in a collection of five Number Grid activities. It displays a section of a matrix 
containing a set of consecutive whole numbers. A move from one number to the next 
within a row is a change of one; a move from one number to the next within a column 
is a change of ten. Level 5 uses three and four digit numbers.

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