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Thomas Kalka<a href="https://bildung.social/@tobiw" class="u-url mention" rel="nofollow noopener" target="_blank">@tobiw</a> <a href="https://bildung.social/@birgitlachner" class="u-url mention" rel="nofollow noopener" target="_blank">@birgitlachner</a> Murmelrechenbrett 3d-gedruckt <a href="https://bildung.social/tags/Edu3D" class="mention hashtag" rel="nofollow noopener" target="_blank">#Edu3D</a> <a href="https://bildung.social/tags/3ddruck" class="mention hashtag" rel="nofollow noopener" target="_blank">#3ddruck</a> <a href="https://bildung.social/tags/mathEDU" class="mention hashtag" rel="nofollow noopener" target="_blank">#mathEDU</a> <a href="https://memlab.thomaskalka.de/t/schuettelbrett-murmelbrett-fuer-10x10-murmeln/365/" rel="nofollow noopener" translate="no" target="_blank">https://memlab.thomaskalka.de/t/schuettelbrett-murmelbrett-fuer-10x10-murmeln/365/</a>Mit <a href="https://bildung.social/tags/onshape" class="mention hashtag" rel="nofollow noopener" target="_blank">#onshape</a> entworfen und 3d-gedruckt (passt gerade so auf einen A1 mini)

Dr. Paulette Vincent-RuzHi <a class="hashtag" href="https://bsky.app/search?q=%23MathEdu" rel="nofollow noopener" target="_blank">#MathEdu</a> and <a class="hashtag" href="https://bsky.app/search?q=%23ITeachMath" rel="nofollow noopener" target="_blank">#ITeachMath</a> colleagues.Is there any research about solving math by hand (professor solving in a whiteboard or even an ipad but writing down the solution to explain) vs just using a slide showing the solution (even if appearing in steps). My intuition says first is better for students

Herr UkeVorbereitung für den Pi-Tag morgen. Schließlich habe ich den Wohlfühlkurs in der Q12 gewonnen. <a href="https://mastodon.social/tags/FediLZ" class="mention hashtag" rel="nofollow noopener" target="_blank">#FediLZ</a> <a href="https://mastodon.social/tags/fedimathe" class="mention hashtag" rel="nofollow noopener" target="_blank">#fedimathe</a> <a href="https://mastodon.social/tags/mathedu" class="mention hashtag" rel="nofollow noopener" target="_blank">#mathedu</a> <a href="https://mastodon.social/tags/PiDay2025" class="mention hashtag" rel="nofollow noopener" target="_blank">#PiDay2025</a> <a href="https://mastodon.social/tags/PiTag2025" class="mention hashtag" rel="nofollow noopener" target="_blank">#PiTag2025</a>

NovaFor anyone interested in seeing the film, I'm not sure what the process is, but here's the website. If you can do so, I highly recommend organizing an showing and discussion! <a href="https://www.countedoutfilm.com/" rel="nofollow noopener" translate="no" target="_blank">https://www.countedoutfilm.com/</a><a href="https://techhub.social/tags/CountedOut" class="mention hashtag" rel="nofollow noopener" target="_blank">#CountedOut</a> <a href="https://techhub.social/tags/math" class="mention hashtag" rel="nofollow noopener" target="_blank">#math</a> <a href="https://techhub.social/tags/mathEDU" class="mention hashtag" rel="nofollow noopener" target="_blank">#mathEDU</a> <a href="https://techhub.social/tags/educationreform" class="mention hashtag" rel="nofollow noopener" target="_blank">#educationreform</a> <a href="https://techhub.social/tags/TechEquality" class="mention hashtag" rel="nofollow noopener" target="_blank">#TechEquality</a>

Markus RedekerWhy is the determinant of the matrix \( \begin{pmatrix} a_1 & b_1 \\ a_2 & b_2 \end{pmatrix} \) equal to \( a_1 b_2 - a_2 b_1 \)?I have found a geometrical interpretation (<a href="https://functor.network/user/414/entry/299" rel="nofollow noopener" translate="no" target="_blank">https://functor.network/user/414/entry/299</a>) and with it also started a blog.<a href="https://mathstodon.xyz/tags/WordsAndSomeFormulas" class="mention hashtag" rel="nofollow noopener" target="_blank">#WordsAndSomeFormulas</a> <a href="https://mathstodon.xyz/tags/Mathematics" class="mention hashtag" rel="nofollow noopener" target="_blank">#Mathematics</a> <a href="https://mathstodon.xyz/tags/MathEdu" class="mention hashtag" rel="nofollow noopener" target="_blank">#MathEdu</a> <a href="https://mathstodon.xyz/tags/Determinant" class="mention hashtag" rel="nofollow noopener" target="_blank">#Determinant</a> <a href="https://mathstodon.xyz/tags/Geometry" class="mention hashtag" rel="nofollow noopener" target="_blank">#Geometry</a>

Simon Koch :monotile_spectre:While taking the limit \( \lim_{n\to\infty} \frac{n\cdot(n+1)}{n^{2}} \) a student just substituted n with ∞.Are there good examples that show students that treating ∞ like a number can cause trouble?<a href="https://mathstodon.xyz/tags/iteachmath" class="mention hashtag" rel="nofollow noopener" target="_blank">#iteachmath</a> <a href="https://mathstodon.xyz/tags/FediLZ" class="mention hashtag" rel="nofollow noopener" target="_blank">#FediLZ</a> <a href="https://mathstodon.xyz/tags/mathedu" class="mention hashtag" rel="nofollow noopener" target="_blank">#mathedu</a>

Janina Brüggemann<a href="https://bildung.social/tags/ChatGPT" class="mention hashtag" rel="nofollow noopener" target="_blank">#ChatGPT</a> im <a href="https://bildung.social/tags/Mathematikunterricht" class="mention hashtag" rel="nofollow noopener" target="_blank">#Mathematikunterricht</a>!? Am 5.12. um 19.30 Uhr gibt es eine Fortbildung von mir zu diesem Thema bei FOBIZZ! Gebt die Info gern in eure Kollegien weiter. Die Fobi ist kostenlos. 😉 <a href="https://bildung.social/tags/mathEDU" class="mention hashtag" rel="nofollow noopener" target="_blank">#mathEDU</a> <a href="https://bildung.social/tags/mathe" class="mention hashtag" rel="nofollow noopener" target="_blank">#mathe</a>

J4YC33 ❌What I've learned is that 13.200 IS equal to 13.2 and my kiddo's school needs better test evaluation methods. <a href="https://sb17.space/tags/Math" class="mention hashtag" rel="nofollow noopener" target="_blank">#Math</a> <a href="https://sb17.space/tags/IamConfusion" class="mention hashtag" rel="nofollow noopener" target="_blank">#IamConfusion</a> <a href="https://sb17.space/tags/MathEdu" class="mention hashtag" rel="nofollow noopener" target="_blank">#MathEdu</a>

Dominik ZukEin Schüler vom HUGO machte den ersten Platz in der <a href="https://bildung.social/tags/Matheolympiade" class="mention hashtag" rel="nofollow noopener" target="_blank">#Matheolympiade</a> in @StadtMG. Wir gratulieren! 🏅🎉<a href="https://bildung.social/tags/fediLZ" class="mention hashtag" rel="nofollow noopener" target="_blank">#fediLZ</a> <a href="https://bildung.social/tags/eduNRW" class="mention hashtag" rel="nofollow noopener" target="_blank">#eduNRW</a> <a href="https://bildung.social/tags/Fordern" class="mention hashtag" rel="nofollow noopener" target="_blank">#Fordern</a> <a href="https://bildung.social/tags/Wettbewerbe" class="mention hashtag" rel="nofollow noopener" target="_blank">#Wettbewerbe</a> <a href="https://bildung.social/tags/Schule" class="mention hashtag" rel="nofollow noopener" target="_blank">#Schule</a> <a href="https://bildung.social/tags/Mathematik" class="mention hashtag" rel="nofollow noopener" target="_blank">#Mathematik</a> <a href="https://bildung.social/tags/mathEDU" class="mention hashtag" rel="nofollow noopener" target="_blank">#mathEDU</a> <a href="https://rp-online.de/nrw/staedte/moenchengladbach/moenchengladbach-linus-rheinfelder-ist-der-beste-bei-der-mathe-olympiade_aid-89718605" rel="nofollow noopener" target="_blank">https://rp-online.de/nrw/staedte/moenchengladbach/moenchengladbach-linus-rheinfelder-ist-der-beste-bei-der-mathe-olympiade_aid-89718605</a>

Anne Geese<a href="https://bildung.social/tags/mathEDU" class="mention hashtag" rel="nofollow noopener" target="_blank">#mathEDU</a> Berechne mit der Gauß'schen Summenformel, wieviel Müll diese Familie am Ende der Fastenzeit aussortiert haben müsste 🤔😲

fgrngVerwendet Ihr Tabellenkalkulationsprogramme im Sek1-Unterricht? Wenn ja, wofür? Wenn nein, warum nicht?Grobe Ideen: Diagramme erstellen und /ent/stellen in Statistik, Simulationen für die Entwicklung des Wahrscheinlichkeitsbegriff, Zellbezüge und Funktionen für Variablen und Terme<a href="https://bildung.social/tags/FediLZ" class="mention hashtag" rel="nofollow noopener" target="_blank">#FediLZ</a> <a href="https://bildung.social/tags/MathEdu" class="mention hashtag" rel="nofollow noopener" target="_blank">#MathEdu</a> <a href="https://bildung.social/tags/MatheEdu" class="mention hashtag" rel="nofollow noopener" target="_blank">#MatheEdu</a> <a href="https://bildung.social/tags/MathematikEdu" class="mention hashtag" rel="nofollow noopener" target="_blank">#MathematikEdu</a> <a href="https://bildung.social/tags/math" class="mention hashtag" rel="nofollow noopener" target="_blank">#math</a> <a href="https://bildung.social/tags/maths" class="mention hashtag" rel="nofollow noopener" target="_blank">#maths</a> <a href="https://bildung.social/tags/mathematik" class="mention hashtag" rel="nofollow noopener" target="_blank">#mathematik</a> <a href="https://bildung.social/tags/iteachmaths" class="mention hashtag" rel="nofollow noopener" target="_blank">#iteachmaths</a> <a href="https://bildung.social/tags/mtbos" class="mention hashtag" rel="nofollow noopener" target="_blank">#mtbos</a>

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