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Vicki Davis

Mathematics Education Research Blog: A cultural-historical approach to teaching geometry - 0 views

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    Fascinating link and overview of cultural historical view of teaching geometry.
Dave Truss

B.I.A.T. - Bringing It All Together - 0 views

  • The end result of the facilitated math experience is that the student will have had his mastery needs met because he was able to fix a miscalculation, he was able to share his fix and feel safe about making mistakes and learning from them. This student is more likely to embed the concept into his mathematical schema.
  • FACT: Students do not need marks to be motivated. Most of the best work I have ever seen came from students who were not worried about evaluative handcuffs.
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    FACT: Students do not need marks to be motivated. Most of the best work I have ever seen came from students who were not worried about evaluative handcuffs.
Jeff Johnson

World Maths Day 09 - 0 views

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    World Math Day registration and practice games are now open! In 2008 182,455,169 questions were answered. Students around the world are challenged to creating a new world record! Click the Register button to join students around the world in a celebration of numbers.
yc c

Illuminations: Dynamic Paper - 20 views

  • Need a pentagonal pyramid that's six inches tall? Or a number line that goes from ‑18 to 32 by 5's? Or a set of pattern blocks where all shapes have one-inch sides? You can create all those things and more with the Dynamic Paper tool. Place the images you want, then export it as a PDF activity sheet for your students or as a JPEG image for use in other applications or on the web. Instructions   This applet allows you to create the following: Nets – two-dimensional outlines of three-dimensional shapes, including regular polyhedra, prisms, pyramids, cylinders and cones Graph Paper – coordinate graphs, polar coordinates, logarithmic graph paper Number Lines – including positive and negative coordinates Number Grids – hundreds boards and the like Tessellations – tiling patterns involving triangles, quadrilaterals, and hexagons Shapes – pattern blocks, attribute blocks, and color tiles Spinners – up to 16 sectors, with adjustable sizes
Ted Sakshaug

Number Gossip - 10 views

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    type in a number, and it will tell you all about it.
Ruth Howard

Number Gossip: 309 - 2 views

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    Number Gossip (Enter a number and I'll tell you everything you wanted to know about it but were afraid to ask.) A wondrous search game of number properties etc
Ruth Howard

critical_thinking - Howard Rheingold on Diigo - 10 views

  • “Now I know some of you have already heard of me, but for the benefit of those who are unfamiliar, let me explain how I teach. Between today until the class right before finals, it is my intention to work into each of my lectures … one lie. Your job, as students, among other things, is to try and catch me in the Lie of the Day.”And thus began our ten-week course.This was an insidiously brilliant technique to focus our attention – by offering an open invitation for students to challenge his statements, he transmitted lessons that lasted far beyond the immediate subject matter and taught us to constantly check new statements and claims with what we already accept as fact."
  • while it is necessary (and possible) to teach facts to people, it comes with a price. And the price is this: facts learned in this way, and especially by rote, and especially at a younger age, take a direct root into the mind, and bypass a person's critical and reflective capacities, and indeed, become a part of those capacities in the future.When you teach children facts as facts, and when you do it through a process of study and drill, it doesn't occur to children to question whether or not those facts are true, or appropriate, or moral, or legal, or anything else. Rote learning is a short circuit into the brain. It's direct programming. People who study, and learn, that 2+2=4, know that 2+2=4, not because they understand the theory of mathematics, not because they have read Hilbert and understand formalism, or can refute Brouwer and reject intuitionism, but because they know (full stop) 2+2=4.I used the phrase "it's direct programming" deliberately. This is an analogy we can wrap our minds around. We can think of direct instruction as being similar to direct programming. It is, effectively, a mechanism of putting content into a learner's mind as effectively and efficiently as possible, so that when the time comes later (as it will) that the learner needs to use that fact, it is instantly and easily accessible.
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    Howard Rheingold's Diigo Bookmark tagged 'critical thinking'-thanks Howard!
Michael Klugman

Betrayed - Why Public Education Is Failing: Why administrators don't listen - 21 views

  • In April and May, I asked district administrators for the research and data that support their continued use of reform curricula. Despite several formal requests for public information and a friendly phone call, I’ve received no data and no research. I was told that supporting research was tossed with yesterday’s meatloaf. No, I was actually told it wasn’t kept on hand. (The meatloaf is still there.) I don’t know why the research wouldn’t be kept because administrators keep referring to it (as in “research shows” and “according to the research”). Instead, I was given the names of three organizations and two types of tests, and I was invited to the central office to look over their “great number of materials on the subject of effective instruction in mathematics.” Technically, this is not “data” or “research.” Technically, I think this is called “skating.”
    • Michael Klugman
       
      The author's implication is that the district never had any research despite the claim that it wasn't kept
Maggie Verster

"Free math lessons plans for elementary, middle school, and high school grade levels. - 18 views

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Ted Sakshaug

MathMovesU | making middle school math fun - 17 views

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    MathMovesU is an innovative program sponsored by Raytheon designed to engage middle-school students with math. MathMovesU.com features content that appeals to things they are most passionate about, such as sports, music, and fashion, while delivering math subject matter in engaging ways, like games, polls, and fun math facts. Play math games, win prizes, and more!
Ted Sakshaug

Math and Algebra Help - Videos from MathTV.com - 16 views

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    English and Spanish math tutorials. Interesting and useful.
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