Trianglemancsd

5 ms·

1. 1.▲
   by Trianglemancsd 13y ago

   Sure thing. I'm not a huge fan of expository video, so I don't have a ton of things. Here I use video to show an algorithm: http://www.sophia.org/partial-quotients-algorithm-tutorial And here is a Ted-Ed video I w
2. 2.▲
   by Trianglemancsd 13y ago

   Drat! Good catch. Martin Gardner it is.
3. 3.▲
   by Trianglemancsd 13y ago

   A number line doesn't help some students decompose numbers. The key insight in this example is noticing that 0.35 is "3 tenths and 5 hundredths", in addition to being "35 hundredths". The former is a decomposition
4. 4.▲
   by Trianglemancsd 13y ago

   Hi. OP here. On the Rational Number Project matter, you'll notice that I didn't recommend the entire body of work, but rather one article relevant to the matter at hand. It's worth a read—totally practical and applicable, and
5. 5.▲
   by Trianglemancsd 13y ago

   Fair enough. Thanks for the reply. No worries about the forum for the response.
6. 6.▲
   by Trianglemancsd 13y ago

   Open letter writer here. I am so glad to hear that your child finds Khan Academy videos stimulating and thought-provoking. I really do think that's wonderful and I am glad this resource exists for you and your child. I mean this in all
7. 7.▲
   by Trianglemancsd 13y ago

   I have to agree with this, for sure.
8. 8.▲
   by Trianglemancsd 13y ago

   Thanks for the thorough response here. You wrote, "Our recent push to improve our math content hasn't yet touched the decimals exercises but it will soon." But Mr. Khan posted a video of a new decimal exercise just last week,
9. 9.▲
   by Trianglemancsd 13y ago

   Hi. Original poster here. I have amended the line in the post to make clear that the "useless" claim was not intended to apply to all of Khan's videos; only to the decimal ones. As for motives, I would invite you to read deep
10. 10.▲
    by Trianglemancsd 14y ago

    As one of those who worked on one of the Washington Post pieces, I would invite you to come by my blog, <a href=" http://christopherdanielson.wordpress.com>Overthinking My Teaching</a>, where I think you will find my motive
11. 11.▲
    by Trianglemancsd 14y ago

    "Khan Academy should be ideally placed..." I would say 'yes' and 'no' to this. Yes if the questions ask, and no if they don't. And that's the point of the piece. Khan won't pick up these misconceptions because he doesn't ask. He doesn't ask