diff --git a/corsi.json b/corsi.json
new file mode 100644
index 0000000..06fe658
--- /dev/null
+++ b/corsi.json
@@ -0,0 +1,81 @@
+[
+    "ANALISI  ARMONICA - ANALISI  ARMONICA/a",
+    "ANALISI MATEMATICA 3",
+    "ASPETTI MATEMATICI NELLA COMPUTAZIONE QUANTISTICA",
+    "CALCOLO SCIENTIFICO",
+    "COMBINATORIA ALGEBRICA",
+    "DETERMINAZIONE ORBITALE",
+    "DINAMICA DEL SISTEMA SOLARE",
+    "DINAMICA DEL SISTEMA SOLARE",
+    "ELEMENTI DI GEOMETRIA ALGEBRICA",
+    "ELEMENTI DI GEOMETRIA ALGEBRICA",
+    "ELEMENTI DI GEOMETRIA ALGEBRICA",
+    "ELEMENTI DI GEOMETRIA ALGEBRICA",
+    "ELEMENTI DI TOPOLOGIA ALGEBRICA",
+    "ELEMENTI DI TOPOLOGIA ALGEBRICA",
+    "ELEMENTI DI TOPOLOGIA ALGEBRICA",
+    "ELEMENTI DI TOPOLOGIA ALGEBRICA",
+    "FISICA II",
+    "FISICA II",
+    "FISICA II",
+    "FISICA II",
+    "FISICA II",
+    "FISICA II",
+    "FISICA II",
+    "FISICA II",
+    "GEOMETRIA E TOPOLOGIA DIFFERENZIALE",
+    "GEOMETRIA E TOPOLOGIA DIFFERENZIALE",
+    "GEOMETRIA E TOPOLOGIA DIFFERENZIALE",
+    "GEOMETRIA E TOPOLOGIA DIFFERENZIALE",
+    "GEOMETRIA E TOPOLOGIA DIFFERENZIALE",
+    "GEOMETRIA E TOPOLOGIA DIFFERENZIALE",
+    "ISTITUZIONI DI ALGEBRA",
+    "ISTITUZIONI DI ALGEBRA",
+    "ISTITUZIONI DI ANALISI MATEMATICA",
+    "ISTITUZIONI DI ANALISI MATEMATICA",
+    "ISTITUZIONI DI ANALISI MATEMATICA",
+    "ISTITUZIONI DI DIDATTICA DELLA MATEMATICA",
+    "ISTITUZIONI DI DIDATTICA DELLA MATEMATICA",
+    "ISTITUZIONI DI DIDATTICA DELLA MATEMATICA",
+    "ISTITUZIONI DI FISICA MATEMATICA",
+    "ISTITUZIONI DI FISICA MATEMATICA",
+    "LABORATORIO COMPUTAZIONALE",
+    "LOGICA MATEMATICA",
+    "LOGICA MATEMATICA",
+    "LOGICA MATEMATICA",
+    "LOGICA MATEMATICA",
+    "MECCANICA SUPERIORE - MECCANICA SUPERIORE/a",
+    "MECCANICA SUPERIORE - MECCANICA SUPERIORE/a",
+    "METODI NUMERICI PER CATENE DI MARKOV - METODI NUMERICI PER CATENE DI MARKOV/a",
+    "METODI NUMERICI PER CATENE DI MARKOV - METODI NUMERICI PER CATENE DI MARKOV/a",
+    "METODI NUMERICI PER LA GRAFICA - METODI NUMERICI PER LA GRAFICA/a",
+    "METODI NUMERICI PER LA GRAFICA - METODI NUMERICI PER LA GRAFICA/a",
+    "PROBABILITÀ",
+    "PROBABILITÀ",
+    "PROBABILITÀ",
+    "PROBABILITÀ",
+    "PROBABILITÀ",
+    "PROBABILITÀ",
+    "RICERCA OPERATIVA",
+    "RICERCA OPERATIVA",
+    "RICERCA OPERATIVA",
+    "RICERCA OPERATIVA",
+    "RICERCA OPERATIVA",
+    "RICERCA OPERATIVA",
+    "SISTEMI DINAMICI",
+    "SISTEMI DINAMICI",
+    "SISTEMI DINAMICI",
+    "SISTEMI DINAMICI",
+    "STORIA DELLA MATEMATICA",
+    "STORIA DELLA MATEMATICA",
+    "STORIA DELLA MATEMATICA",
+    "STORIA DELLA MATEMATICA",
+    "TECNOLOGIE PER LA DIDATTICA",
+    "TECNOLOGIE PER LA DIDATTICA",
+    "TEORIA ANALITICA DEI NUMERI A - TEORIA ANALITICA DEI NUMERI A/a",
+    "TEORIA ANALITICA DEI NUMERI A - TEORIA ANALITICA DEI NUMERI A/a",
+    "TEORIA E METODI DELL'OTTIMIZZAZIONE",
+    "TEORIA E METODI DELL'OTTIMIZZAZIONE",
+    "TOPOLOGIA DIFFERENZIALE - TOPOLOGIA DIFFERENZIALE/a",
+    "TOPOLOGIA DIFFERENZIALE - TOPOLOGIA DIFFERENZIALE/a"
+]
diff --git a/src/components/Animation.jsx b/src/components/Animation.jsx
new file mode 100644
index 0000000..df1cc5a
--- /dev/null
+++ b/src/components/Animation.jsx
@@ -0,0 +1,25 @@
+// import { createContext } from 'preact'
+// import { toChildArray } from 'preact'
+// import { useContext, useState } from 'preact/hooks'
+
+// const AnimationContext = createContext()
+
+// export const useAnimation = animation => {
+//     const [styles, setStyles] = useState({})
+
+//     const start = () => {
+//         setStyles({ animation })
+//     }
+
+//     return [
+//         start,
+//         {
+//             styles,
+//             onAnimationEnd: e => {
+//                 console.log('animation end')
+//             },
+//         },
+//     ]
+// }
+
+// export const Animation = ({ animation, children }) => {}
diff --git a/src/components/ComboBox.jsx b/src/components/ComboBox.jsx
new file mode 100644
index 0000000..e7edfaa
--- /dev/null
+++ b/src/components/ComboBox.jsx
@@ -0,0 +1,19 @@
+import { useRef } from 'preact/hooks'
+import { Icon } from './Icon.jsx'
+
+export const ComboBox = ({ selected, options }) => {
+    const selectRef = useRef()
+
+    return (
+        <div class="input-combo" onClick={() => selectRef.current?.click()}>
+            <select ref={selectRef}>
+                {options.map(({ label, value }) => (
+                    <option value={value} selected={value === selected}>
+                        {label}
+                    </option>
+                ))}
+            </select>
+            <Icon name="expand_more" />
+        </div>
+    )
+}
diff --git a/src/components/CourseVisibility.jsx b/src/components/CourseVisibility.jsx
index cd5258e..bbc65ac 100644
--- a/src/components/CourseVisibility.jsx
+++ b/src/components/CourseVisibility.jsx
@@ -3,7 +3,7 @@ import { Icon } from './Icon.jsx'
 export const ToolOverlay = ({ visibility, toggleVisibility, onClose }) => (
     <div class="overlay">
         <button class="icon primary" onClick={toggleVisibility}>
-            <Icon name={visibility ? 'visibility' : 'visibility_off'} />
+            <Icon name={visibility ? 'visibility_off' : 'visibility'} />
         </button>
         <button class="icon" onClick={onClose}>
             <Icon name="close" />
diff --git a/src/components/EventsView.jsx b/src/components/EventsView.jsx
index 3ba109c..0770a4f 100644
--- a/src/components/EventsView.jsx
+++ b/src/components/EventsView.jsx
@@ -2,7 +2,7 @@
 // Modes
 //
 
-import { differenceInMinutes, format, getWeek, startOfDay } from 'date-fns'
+import { differenceInMinutes, format, startOfDay } from 'date-fns'
 import { it } from 'date-fns/locale'
 
 import _ from 'lodash'
@@ -22,6 +22,23 @@ function hashString(str, seed = 0) {
     return 4294967296 * (2097151 & h2) + (h1 >>> 0)
 }
 
+function normalizeCourseName(name) {
+    return name
+        .split(' ')
+        .map(word => word.toLowerCase())
+        .map(word => {
+            if (word.trim().length === 0) return word
+
+            return /(^del|^nel|^di$|^dei$|^con$|^alla$|^per$|^e$|^la$)/.test(word)
+                ? word
+                : word[0].toUpperCase() + word.slice(1)
+        })
+        .join(' ')
+        .replaceAll('Ii', 'II')
+        .replaceAll('Iii', 'III')
+        .replaceAll(/'(.)/g, ({}, letter) => "'" + letter.toUpperCase())
+}
+
 const WorkWeekView = ({ events }) => {
     const eventsByWeekday = _.groupBy(events, event => event.start.getDay())
 
@@ -105,10 +122,7 @@ const WorkWeekView = ({ events }) => {
                                                 }}
                                                 ref={eventRef}
                                             >
-                                                {_.startCase(_.lowerCase(event.data.name))
-                                                    .replaceAll('Ii', 'II')
-                                                    .replaceAll('Iii', 'III')
-                                                    .replaceAll(/\bE\b/g, 'e')}
+                                                {normalizeCourseName(event.data.name)}
                                             </div>
                                         )
                                     }
@@ -159,9 +173,11 @@ const WorkWeekVerticalView = ({ events, selection, setSelection, hideOtherCourse
             }
 
             element.current.addEventListener('mousemove', l)
+            element.current.addEventListener('mouseleave', l)
 
             return () => {
                 element.current.removeEventListener('mousemove', l)
+                element.current.removeEventListener('mouseleave', l)
             }
         }
     }, [element.current])
@@ -246,10 +262,7 @@ const WorkWeekVerticalView = ({ events, selection, setSelection, hideOtherCourse
                                         }}
                                     >
                                         <div class="title">
-                                            {_.startCase(_.lowerCase(event.data.name))
-                                                .replaceAll('Ii', 'II')
-                                                .replaceAll('Iii', 'III')
-                                                .replaceAll(/\bE\b/g, 'e')}
+                                            {normalizeCourseName(event.data.name)}
                                         </div>
                                         <div class="aula">{event.data.aula}</div>
                                     </div>
@@ -274,10 +287,9 @@ const WorkWeekVerticalView = ({ events, selection, setSelection, hideOtherCourse
 const CourseView = ({ events, selection, setSelection, hideOtherCourses }) => {
     const selectionSet = new Set(selection)
 
-    const eventsByCourse = _.groupBy(
-        !hideOtherCourses ? events : events.filter(e => selectionSet.has(e.name)),
-        'name'
-    )
+    const visibleEvents = !hideOtherCourses ? events : events.filter(e => selectionSet.has(e.name))
+
+    const eventsByCourse = _.groupBy(_.sortBy(visibleEvents, 'name'), 'name')
 
     const [currentlyHovered, setCurrentlyHovered] = useState(null)
     const element = useRef()
@@ -294,9 +306,11 @@ const CourseView = ({ events, selection, setSelection, hideOtherCourses }) => {
             }
 
             element.current.addEventListener('mousemove', l)
+            element.current.addEventListener('mouseleave', l)
 
             return () => {
                 element.current.removeEventListener('mousemove', l)
+                element.current.removeEventListener('mouseleave', l)
             }
         }
     }, [element.current])
@@ -317,12 +331,7 @@ const CourseView = ({ events, selection, setSelection, hideOtherCourses }) => {
                             else setSelection(selection.filter(n => n !== name))
                         }}
                     >
-                        <div class="title">
-                            {_.startCase(_.lowerCase(name))
-                                .replaceAll('Ii', 'II')
-                                .replaceAll('Iii', 'III')
-                                .replaceAll(/\bE\b/g, 'e')}
-                        </div>
+                        <div class="title">{normalizeCourseName(name)}</div>
                         <div class="docenti">{courseEvents[0].docenti.join(', ')}</div>
                         <div class="events">
                             {courseEvents.map(course => (
diff --git a/src/components/HamburgerMenu.jsx b/src/components/HamburgerMenu.jsx
new file mode 100644
index 0000000..2a083d3
--- /dev/null
+++ b/src/components/HamburgerMenu.jsx
@@ -0,0 +1,25 @@
+import { ComboBox } from './ComboBox.jsx'
+import { Icon } from './Icon.jsx'
+
+export const HamburgerMenu = ({ onClose }) => {
+    return (
+        <div class="menu">
+            <div class="header">
+                <button class="flat icon" onClick={onClose}>
+                    <Icon name="close" />
+                </button>
+                <div class="item logo">PHC / Orari</div>
+            </div>
+            <div class="options">
+                <ComboBox
+                    selected={1}
+                    options={[
+                        { label: 'Prova 1', value: 1 },
+                        { label: 'Prova 2', value: 2 },
+                        { label: 'Prova 3', value: 3 },
+                    ]}
+                />
+            </div>
+        </div>
+    )
+}
diff --git a/src/components/Toolbar.jsx b/src/components/Toolbar.jsx
index 8108f93..76fec24 100644
--- a/src/components/Toolbar.jsx
+++ b/src/components/Toolbar.jsx
@@ -1,10 +1,50 @@
 import { Icon } from './Icon.jsx'
 
-export const Toolbar = ({ mode, setMode }) => {
+export const Toolbar = ({ mode, setMode, source, setSource, onShowMenu }) => {
     return (
         <div class="toolbar">
+            <div class="mobile">
+                <button class="flat icon" onClick={onShowMenu}>
+                    <Icon name="menu" />
+                </button>
+            </div>
             <div class="item logo">PHC / Orari</div>
-            <div class="options">
+            <div class="option-group">
+                <div class="item option">
+                    <div class="compound">
+                        <button
+                            class={'radio' + (source === 'anno-1' ? ' selected' : '')}
+                            onClick={() => setSource('anno-1')}
+                        >
+                            I
+                        </button>
+                        <button
+                            class={'radio' + (source === 'anno-2' ? ' selected' : '')}
+                            onClick={() => setSource('anno-2')}
+                        >
+                            II
+                        </button>
+                        <button
+                            class={'radio' + (source === 'anno-3' ? ' selected' : '')}
+                            onClick={() => setSource('anno-3')}
+                        >
+                            III
+                        </button>
+                        <button
+                            class={'radio' + (source === 'magistrale' ? ' selected' : '')}
+                            onClick={() => setSource('magistrale')}
+                        >
+                            Magistrale
+                        </button>
+                        {/* TODO: Aggiungere il pulsante per "tutti" */}
+                        {/* <button
+                            class={'radio' + (source === 'tutti' ? ' selected' : '')}
+                            onClick={() => setSource('tutti')}
+                        >
+                            Tutti
+                        </button> */}
+                    </div>
+                </div>
                 <div class="item option">
                     <div class="compound">
                         <button
@@ -27,6 +67,8 @@ export const Toolbar = ({ mode, setMode }) => {
                         </button>
                     </div>
                 </div>
+            </div>
+            <div class="option-group">
                 <div class="item option">
                     <button class="icon">
                         <Icon name="print" />
diff --git a/src/main.jsx b/src/main.jsx
index d3e6b27..9ff9eaa 100644
--- a/src/main.jsx
+++ b/src/main.jsx
@@ -4,29 +4,57 @@ import { useEffect, useState } from 'preact/hooks'
 import { ToolOverlay } from './components/CourseVisibility.jsx'
 
 import { EventsView } from './components/EventsView.jsx'
+import { HamburgerMenu } from './components/HamburgerMenu.jsx'
 import { Toolbar } from './components/Toolbar.jsx'
 
+window._ = _
+window.dataBuffer = {}
+
+const CALENDAR_IDS = {
+    'anno-1': '6308cfcb1df5cb026699ce32',
+    'anno-2': '6308e2dc09352a0208fefdd9',
+    'anno-3': '6308e42a1df5cb026699ced4',
+    'magistrale': '6308e8ea0c34e703bb1f7e85',
+}
+
 const App = ({}) => {
+    const [source, setSource] = useState('magistrale')
+
     const [eventi, setEventi] = useState([])
+
+    const [selectedCourses, setSelectedCourses] = useState([])
+
+    useEffect(() => {
+        setSelectedCourses([])
+    }, [source])
+
     useEffect(() => {
         // Directly copy-pasted from chrome Dev Tools
-        // const request = fetch(
-        //     'https://apache.prod.up.cineca.it/api/Impegni/getImpegniCalendarioPubblico',
-        //     {
-        //         headers: {
-        //             'content-type': 'application/json;charset=UTF-8',
-        //             'sec-fetch-dest': 'empty',
-        //             'sec-fetch-mode': 'cors',
-        //             'sec-fetch-site': 'same-site',
-        //         },
-        //         body: '{"mostraImpegniAnnullati":true,"mostraIndisponibilitaTotali":false,"linkCalendarioId":"6308e8ea0c34e703bb1f7e85","clienteId":"628de8b9b63679f193b87046","pianificazioneTemplate":false,"dataInizio":"2022-10-02T22:00:00.000Z","dataFine":"2022-10-07T22:00:00.000Z"}',
-        //         method: 'POST',
-        //         mode: 'cors',
-        //         credentials: 'omit',
-        //     }
-        // )
-
-        const request = fetch('/data.json')
+        const request = fetch(
+            'https://apache.prod.up.cineca.it/api/Impegni/getImpegniCalendarioPubblico',
+            {
+                headers: {
+                    'content-type': 'application/json;charset=UTF-8',
+                    'sec-fetch-dest': 'empty',
+                    'sec-fetch-mode': 'cors',
+                    'sec-fetch-site': 'same-site',
+                },
+                body: JSON.stringify({
+                    mostraImpegniAnnullati: true,
+                    mostraIndisponibilitaTotali: false,
+                    linkCalendarioId: CALENDAR_IDS[source],
+                    clienteId: '628de8b9b63679f193b87046',
+                    pianificazioneTemplate: false,
+                    dataInizio: '2022-10-02T22:00:00.000Z',
+                    dataFine: '2022-10-07T22:00:00.000Z',
+                }),
+                method: 'POST',
+                mode: 'cors',
+                credentials: 'omit',
+            }
+        )
+
+        // const request = fetch('/data.json')
 
         console.time('loading eventi')
 
@@ -34,28 +62,33 @@ const App = ({}) => {
             .then(res => res.json())
             .then(data => {
                 console.timeEnd('loading eventi')
-                window.data = data
+                window.dataBuffer[source] = data
                 setEventi(data)
             })
-    }, [])
+    }, [source])
 
     const [mode, setMode] = useState('course')
 
     const [hideOtherCourses, setHideOtherCourses] = useState(false)
 
-    console.log(hideOtherCourses)
+    // TODO: Should wrap in "useEffect"?
+    if (selectedCourses.length === 0) {
+        setHideOtherCourses(false)
+    }
 
-    const [selectedCourses, setSelectedCourses] = useState([])
-
-    useEffect(() => {
-        if (selectedCourses.length === 0) {
-            setHideOtherCourses(false)
-        }
-    }, [selectedCourses])
+    const [showMobileMenu, setShowMobileMenu] = useState(true)
 
     return (
         <>
-            <Toolbar {...{ mode, setMode }} />
+            <Toolbar
+                {...{
+                    mode,
+                    setMode,
+                    source,
+                    setSource,
+                    onShowMenu: () => setShowMobileMenu(true),
+                }}
+            />
             <EventsView
                 mode={mode}
                 selection={selectedCourses}
@@ -85,6 +118,13 @@ const App = ({}) => {
                     }}
                 />
             )}
+            {showMobileMenu && (
+                <HamburgerMenu
+                    onClose={() => {
+                        setShowMobileMenu(false)
+                    }}
+                />
+            )}
         </>
     )
 }
diff --git a/src/styles/main.scss b/src/styles/main.scss
index d9172d1..4e9d08c 100644
--- a/src/styles/main.scss
+++ b/src/styles/main.scss
@@ -47,7 +47,8 @@ code {
 }
 
 sup {
-    padding-bottom: 0.5rem;
+    display: inline-block;
+    transform: translate(0, -0.25rem);
 }
 
 button,
@@ -95,6 +96,38 @@ button,
     }
 }
 
+.input-combo {
+    display: flex;
+    align-items: center;
+    justify-content: center;
+
+    height: 3rem;
+
+    background: var(--gray-000);
+    border: 2px solid var(--gray-350);
+    border-radius: 0.5rem;
+
+    font-weight: 400;
+
+    padding: 0.5rem 0.5rem 0.5rem 1rem;
+
+    user-select: none;
+    cursor: pointer;
+
+    position: relative;
+
+    gap: 0.5rem;
+
+    select {
+        border: none;
+        background: none;
+        appearance: none;
+
+        font-family: inherit;
+        font-size: inherit;
+    }
+}
+
 // Components
 
 .compound {
@@ -108,6 +141,8 @@ button,
         padding-left: 0.75rem;
         padding-right: 0.75rem;
 
+        height: 2.5;
+
         &:first-child {
             padding-left: 1rem;
 
@@ -160,6 +195,8 @@ body {
 .toolbar {
     @extend .panel;
 
+    padding: 1rem 0.5rem 1rem 1rem;
+
     border-radius: 0;
     border: none;
     border-bottom: 1px solid var(--gray-500);
@@ -170,11 +207,11 @@ body {
     align-items: center;
     justify-content: space-between;
 
-    .options {
+    .option-group {
         display: flex;
         align-items: center;
 
-        gap: 0.5rem;
+        gap: 1rem;
 
         @media screen and (max-width: $device-s-width) {
             display: none;
@@ -197,11 +234,12 @@ body {
         overflow-y: scroll;
 
         .wrap-container {
-            display: flex;
-            flex-wrap: wrap;
+            display: grid;
+            grid-template-columns: repeat(auto-fill, minmax(30ch, 1fr));
 
             gap: 1rem;
 
+            width: 100%;
             max-width: 1200px;
 
             .course {
@@ -414,6 +452,8 @@ body {
 
         overflow: scroll;
 
+        --event-height: 4.25rem;
+
         .pivot {
             height: 3rem;
 
@@ -452,7 +492,7 @@ body {
             .blocks {
                 display: grid;
 
-                grid-template-rows: repeat(12, 6rem);
+                grid-template-rows: repeat(12, calc(var(--event-height) + 1rem));
 
                 .block {
                     grid-row: var(--start) / span var(--size);
@@ -472,7 +512,7 @@ body {
                     }
 
                     &:not(.skip-border) {
-                        height: calc(2 * 6rem + 1px);
+                        height: calc(2 * (var(--event-height) + 1rem) + 1px);
                         border-bottom: 1px solid var(--gray-500);
                     }
                 }
@@ -516,7 +556,7 @@ body {
 
                 display: grid;
                 grid-template-columns: repeat(var(--size), auto);
-                grid-template-rows: repeat(12, 5rem);
+                grid-template-rows: repeat(12, var(--event-height));
 
                 padding: 0.5rem;
 
@@ -613,6 +653,83 @@ body {
 
         box-shadow: 0 0.25rem 0.75rem #00000033;
     }
+
+    animation: fade-in 150ms ease-in forwards;
+}
+
+// not on mobile
+@media screen and (min-width: $device-s-width) {
+    .mobile {
+        display: none;
+    }
+
+    .menu {
+        display: none;
+    }
+}
+
+// on mobile
+@media screen and (max-width: $device-s-width) {
+    .toolbar {
+        padding: 0.75rem 1rem 0.75rem 0.75rem;
+    }
+
+    button {
+        &.flat {
+            border: none;
+        }
+    }
+
+    .menu {
+        position: absolute;
+        inset: 0;
+
+        background: var(--gray-000);
+
+        z-index: 10;
+
+        .header {
+            height: 4rem;
+
+            padding: 0.75rem 1rem 0.75rem 0.75rem;
+
+            display: flex;
+            align-items: center;
+            justify-content: space-between;
+
+            border-bottom: 1px solid var(--gray-500);
+        }
+
+        .options {
+            padding: 1rem;
+
+            display: flex;
+            flex-direction: column;
+            align-items: center;
+        }
+    }
+}
+
+@keyframes fade-in {
+    0% {
+        opacity: 0;
+    }
+    100% {
+        opacity: 1;
+    }
+}
+
+.fade-out {
+    animation: fade-out 150ms ease-in forwards;
+}
+
+@keyframes fade-out {
+    0% {
+        opacity: 1;
+    }
+    100% {
+        opacity: 0;
+    }
 }
 
 // Utilities