Tim Brzezinski

@dynamic_math

Proud dad of 3 boys, Husband of 1 amazing wife, teacher, Independent consultant, PT faculty , Accredited trainer & author

Connecticut, USA
facebook.com/BrzezinskiMath/
Joined January 2014
1,140 Photos and videos Photos and videos

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  1. Pinned Tweet
    Aug 18

    Light bulb💡modeling attempt in . Function was determined by initially placing several points on a semicircle in GGB GC & then by using the FitPoly command to get a polynomial regression.

    5 replies 53 retweets 156 likes
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  2. 13 hours ago

    : = one neat app you can use to foster higher-level thinking & analyses in any class. For ex, why would an Istanbul-to-Los Angeles flight take a path that LOOKS LIKE THIS? 😯🤔

    2 replies 1 retweet 3 likes
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  3. 14 hours ago

    Absolutely LOVE playing with app w/my kids. Not only can you analyze flight paths, but you can get real-time simulations of any flight there. Here, a quick real-time simulation of a landing of an American Airlines flight (Charlotte to Boston).

    1 reply 3 likes
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  4. 23 hours ago

    Modeling a play tent in . Since z currently needs to be a function of x &/or y, a cone frustum was used instead of a cylinder. What other surfaces could we use?

    1 reply 4 retweets 10 likes
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  5. Aug 20

    Modeling a toddler plate (& another surprise 🙂) in by using part of a plane & part of a sphere. How can Ss THEMSELVES author eq’s for these solids? 🤔 For a hint, see .

    1 reply 5 retweets 9 likes
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  6. Aug 20

    Ts: If you're going to be at in Hartford, CT (this Oct 4-6), come experience HOW EASY IT IS to use 's apps to foster active, engaging, & differentiated discovery-based learning experiences for Ss!

    4 retweets 11 likes
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  7. Retweeted
    Aug 20

    📲 Newsletter #8 - Persistence AR Experience,Balls Distance Measurement 👋 Featuring the awesome work from

    4 retweets 18 likes
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  8. Aug 20

    Modeling the side of a tree swing in  . Model is built to scale. What other kinds of real-life, every-day objects can Ss model mathematically?     

    11 retweets 13 likes
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  9. Retweeted
    Aug 18

    DISCOVERING the SINE of a SUM of 2 angles..

    22 retweets 41 likes
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  10. Aug 18

    Modeling another 2-piece light fixture in . Ts: Many &/or Ss studying conic sections CAN do this! (Why stick to only 2D?)

    5 retweets 13 likes
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  11. Retweeted
    Aug 16

    正7角形の性質

    12 replies 382 retweets 1,660 likes
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  12. Retweeted
    Aug 16

    Introduced my "10 challenge" (8 v. high performing 10th graders) to today with beginners' book: Fun watching Ss learn the software and how to talk about their math.

    4 retweets 6 likes
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  13. Aug 17

    of a by "Peeling": For a student prompt WITHOUT WORDS, see this link: . For a animation, see 's brilliant creation: .

    2 replies 9 retweets 26 likes
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  14. Aug 17

    Modeling a triangular prism-shaped speaker in . Base of this prism = equilateral triangle. For what other kinds of solids can Ss can create & test their own mathematical models?

    11 retweets 22 likes
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  15. Retweeted
    Aug 16

    Law of Cosines: Geometric Proof.

    9 replies 102 retweets 229 likes
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  16. Aug 16

    Ts: I would like to introduce my friend & colleague Idan Tal (an amazing educator from Israel who's new to Twitter) to the Twitter world. His math animations are quite amazing! 🙂 Would highly recommend following!

    0:30
    lines (with slopes defined) can be translated in the coordinate plane to intersect at (0,0). And from this, we can prove their slopes are opposite reciprocals.
    1 reply 2 retweets 7 likes
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  17. Aug 16

    Ts & Ss: Measure of the (soon-to-appear) pink angle = ? Why does this value never change? 🤔 Creation inspired by , whom I highly recommend to follow! Engage here:

    5 retweets 15 likes
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  18. Aug 15

    Modeling a 2-piece candle holder in . What other objects can students model with 2 surface equations? For more ideas, see .

    8 retweets 15 likes
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  19. Aug 15

    These Ts displayed lots of excitement while exploring the transformative power of 's apps WRT fostering student exploration! (T/Y for yet another smooth session 👍). Excited to be working w/Ss & Ts in-person this year!

    1 retweet 3 likes
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  20. Retweeted
    Aug 15

    "Figure Eight Knot" Source = 1. 2. .stl from OpenJSCAD 3. .obj from 4. (and cleaned up support material)!

    1 reply 4 retweets 12 likes
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