diff --git a/index.html b/index.html
index fd377ac..bbc84cc 100644
--- a/index.html
+++ b/index.html
@@ -404,7 +404,7 @@ To use in other wikis, drag and drop this link to those wikis: [[Kookma Plugin L
 <div created="20200815145319810" creator="ulaulaman" modified="20200815145609325" modifier="ulaulaman" title="$:/config/SideBar/Visibility/Menu">
 <pre>show</pre>
 </div>
-<div created="20200904194810599" creator="ulaulaman" modified="20201130093318749" modifier="ulaulaman" title="$:/config/Whitespace/search">
+<div created="20200904194810599" creator="ulaulaman" modified="20201203001810198" modifier="ulaulaman" title="$:/config/Whitespace/search">
 <pre>no</pre>
 </div>
 <div created="20200728190149332" creator="ulaulaman" modified="20200728190152217" modifier="ulaulaman" title="$:/config/Whitespace/sidebar">
@@ -11371,10 +11371,10 @@ exports.run = function(tag) {
 <div created="20200728124256197" creator="u" modified="20200728124300028" modifier="ulaulama" title="$:/status/UserName">
 <pre>ulaulaman</pre>
 </div>
-<div created="20201202212134615" creator="ulaulaman" list="[[Gianluigi Filippelli]]" modified="20201202212134616" modifier="ulaulaman" title="$:/StoryList">
+<div created="20201202212134615" creator="ulaulaman" list="[[Gianluigi Filippelli]] EduINAF" modified="20201203001252706" modifier="ulaulaman" title="$:/StoryList">
 <pre></pre>
 </div>
-<div created="20200904194810600" creator="ulaulaman" modified="20201130093318751" modifier="ulaulaman" title="$:/temp/advancedsearch">
+<div created="20200904194810600" creator="ulaulaman" modified="20201203001810200" modifier="ulaulaman" title="$:/temp/advancedsearch">
 <pre></pre>
 </div>
 <div plugin-type="info" title="$:/temp/info-plugin" type="application/json">
@@ -11748,8 +11748,8 @@ For learning plugin features, syntax, tutorial and examples see the plugin demo
 " requires-reload="no" server-url="https://kookma.github.io/TW-PluginLibrary/library/index.html" source="https://github.com/kookma/TW-Utility" tags="$:/tags/RemoteAssetInfo" title="$:/temp/RemoteAssetInfo/https://kookma.github.io/TW-PluginLibrary/library/index.html/$:/plugins/kookma/utility" type="text/vnd.tiddlywiki" version="2.1.2">
 <pre></pre>
 </div>
-<div created="20200904194735260" creator="ulaulaman" modified="20201202212132217" modifier="ulaulaman" title="$:/temp/search">
-<pre>tikz</pre>
+<div created="20200904194735260" creator="ulaulaman" modified="20201203001810201" modifier="ulaulaman" title="$:/temp/search">
+<pre></pre>
 </div>
 <div created="20200824104326780" creator="ulaulaman" modified="20200824104326780" modifier="ulaulaman" tags="$:/tags/ServerConnection" title="$:/temp/ServerConnection/https://kookma.github.io/TW-PluginLibrary/library/index.html" url="https://kookma.github.io/TW-PluginLibrary/library/index.html">
 <pre>loaded</pre>
@@ -12352,7 +12352,7 @@ Before you start storing important information in ~TiddlyWiki it is vital to mak
 See the [[control panel|$:/ControlPanel]] for more options.
 </pre>
 </div>
-<div created="20200816230529282" creator="ulaulaman" modified="20200829173636941" modifier="ulaulaman" title="Gianluigi Filippelli">
+<div created="20200816230529282" creator="ulaulaman" modified="20201203001756313" modifier="ulaulaman" title="Gianluigi Filippelli">
 <pre>&lt;&lt;tabs tabsList:&quot;[tag[gf]!tag[advanced]]&quot; default:&quot;Italiano&quot; class:&quot;tc-vertical&quot;&gt;&gt;
 
 {{Lavoro}}
@@ -12364,7 +12364,7 @@ See the [[control panel|$:/ControlPanel]] for more options.
 {{GitHubRepository}}
 </pre>
 </div>
-<div created="20200817000643565" creator="ulaulaman" modified="20200824122036219" modifier="ulaulaman" title="GitHubRepository">
+<div created="20200817000643565" creator="ulaulaman" modified="20201203000630210" modifier="ulaulaman" title="GitHubRepository">
 <pre>!! Repository ~GitHub
 
 &lt;&lt;TagTable &quot;github&quot;&gt;&gt;</pre>
@@ -12430,10 +12430,24 @@ For example the show twitterFollowButton's code use `{{twitterFollowButton||code
 
 Leggo anche molti libri e fumetti e collaboro con una webzine di fumetti.</pre>
 </div>
-<div created="20200817000524328" creator="ulaulaman" modified="20200904194746850" modifier="ulaulaman" tags="about" title="Lavoro">
+<div created="20200817000524328" creator="ulaulaman" modified="20201203001726764" modifier="ulaulaman" tags="about" title="Lavoro">
 <pre>!! Lavoro
 
-Amministrazione e gestione del sito [[Edu INAF|https://edu.inaf.it/]]. Vedi tutti i [[miei articoli|https://edu.inaf.it/author/filippelli/]].</pre>
+Amministrazione e gestione del sito [[Edu INAF|https://edu.inaf.it/]]. Vedi tutti i [[miei articoli|https://edu.inaf.it/author/filippelli/]].
+
+!!! Presentazioni
+
+Presentazioni realizzate con //beamer// nel corso della mia attività per l'Osservatorio Astronomico di Brera e per l'INAF in generale
+
+!!!! Liceo Cavalleri di Parabiago
+
+Presentazioni realizzate per una serie di incontri con gli insegnanti al Liceo *Cavalleri* di Parabiago (Milano)
+
+* //L'universo ottico//: [[pdf|https://github.com/ulaulaman/presentazioni/blob/master/parabiago/pdf/universo_ottico.pdf]] | [[tex|https://github.com/ulaulaman/presentazioni/blob/master/parabiago/universo_ottico.tex]]
+* //Astronomia planetaria: transiti ed esopianeti in classe//: [[pdf|https://github.com/ulaulaman/presentazioni/blob/master/parabiago/pdf/transito.pdf]] | [[tex|https://github.com/ulaulaman/presentazioni/blob/master/parabiago/transito.tex]]
+* //Il meraviglioso mondo quantistico//: [[pdf|https://github.com/ulaulaman/presentazioni/blob/master/parabiago/pdf/mondo_quantistico.pdf]] | [[tex|https://github.com/ulaulaman/presentazioni/blob/master/parabiago/mondo_quantistico.tex]]
+* //Vincere un Nobel per la fisica con i disegni//: [[pdf|https://github.com/ulaulaman/presentazioni/blob/master/parabiago/pdf/feynman.pdf]] | [[tex|https://github.com/ulaulaman/presentazioni/blob/master/parabiago/feynman.tex]]
+* //Una storia di paradossi, disuguaglianze e baffi//: [[pdf|https://github.com/ulaulaman/presentazioni/blob/master/parabiago/pdf/paradossi_disuguaglianze.pdf]] | [[tex|https://github.com/ulaulaman/presentazioni/blob/master/parabiago/paradossi_disuguaglianze.tex]]</pre>
 </div>
 <div created="20200815141511591" creator="ulaulaman" modified="20200815171212803" modifier="ulaulaman" tags="[[how to]] Macros" title="Macros">
 <pre>I try to use original Macros' system, whitout any results. After a brief research, I find [[TW5 Magick|http://tw5magick.tiddlyspot.com/]], a collections of various tricks. Here i find a useful and [[very simple way to define macros|http://tw5magick.tiddlyspot.com/#A%20global%20Macro%20-%20with%20limitations]].