diff --git a/uebung3/broetchenrechner.html b/uebung3/broetchenrechner.html
index d9186bf..6f8101c 100644
--- a/uebung3/broetchenrechner.html
+++ b/uebung3/broetchenrechner.html
@@ -24,7 +24,6 @@
                         }
                         alert("Die Brötchen kosten " + result + "€");
                 }
-
         </script>
 
 
diff --git a/uebung3/farbenlehre.html b/uebung3/farbenlehre.html
new file mode 100644
index 0000000..3e46bb7
--- /dev/null
+++ b/uebung3/farbenlehre.html
@@ -0,0 +1,77 @@
+<!DOCTYPE html>
+<head>
+        <meta charset="utf-8">
+        <title>Farbenlehre</title>
+        <style>
+                table { 
+                        margin-left: auto;
+                        margin-right: auto;
+                }
+                table, th, td {
+                        border: 1px solid black;
+                }
+        </style>
+</head>
+<body>
+        <label for="rot">Rot: </label>
+        <input id="rot" name="rot" type="number">
+        </br>
+        <label for="gruen">Grün: </label>
+        <input id="gruen" name="gruen" type="number">
+        </br>
+        <label for="blau">Blau: </label>
+        <input id="blau" name="blue" type="number">
+        </br>
+        <button id="calcbutton">Berechnen</button>
+        </br>
+
+        <table id="farben">
+                <tr>
+                        <td><b>Rot</b></td>
+                        <td><b>Grün</b></td>
+                        <td><b>Blau</b></td>
+                        <td><b>Farbwert</b></td>
+                </tr>
+        </table>
+
+        <script>
+                let btn = document.getElementById("calcbutton");
+                let rot = document.getElementById("rot");
+                let gruen = document.getElementById("gruen");
+                let blau = document.getElementById("blau");
+
+                btn.addEventListener("click", updateTable);
+
+                function toHex(farbstring) {
+                        let tempint = parseInt(farbstring);
+                        let temphex = tempint.toString(16);
+                        if (tempint < 16) {
+                                //hex Zahl hat nur eine Stelle
+                                temphex = "0" + temphex;
+                        }
+                        return temphex.toUpperCase();
+                }
+
+                function updateTable() {
+                        let table = document.getElementById("farben");
+                        let row = table.insertRow(1);
+                        let cell1 = row.insertCell(0);
+                        let cell2 = row.insertCell(1);
+                        let cell3 = row.insertCell(2);
+                        let cell4 = row.insertCell(3);
+
+                        let r = rot.value;
+                        let g = gruen.value;
+                        let b = blau.value;
+
+                        cell1.innerHTML = toHex(r);
+                        cell2.innerHTML = toHex(g);
+                        cell3.innerHTML = toHex(b);
+                        let farbcode = "#" + toHex(r) + toHex(g) + toHex(b);
+                        cell4.innerHTML = farbcode;
+                        cell4.style.backgroundColor = farbcode;
+                }
+        </script>
+
+</body>
+</html>
diff --git a/uebung3/min-max.html b/uebung3/min-max.html
index 6b0a5ce..eded486 100644
--- a/uebung3/min-max.html
+++ b/uebung3/min-max.html
@@ -5,10 +5,20 @@
 <body style="text-align: center;">
 <script>
         let arr = Array.from({length: 10}, () => Math.random().toFixed(2)); 
+        let min = arr[0];
+        let max = arr[0];
+        for (i = 0; i < arr.length; i++) {
+                if (arr[i] < min) {
+                        min = arr[i];
+                }
+                if (arr[i] > max) {
+                        max = arr[i];
+                }
+        }
         document.write("<h1>Min-Max-Finder</h1>");
         document.write(arr + "</br>");
-        document.write("Minimum: " + Math.min(...arr) + "</br>");
-        document.write("Maximum: " + Math.max(...arr));
+        document.write("Minimum: " + min + "</br>");
+        document.write("Maximum: " + max);
 </script>
 </body>
 
diff --git a/uebung3/tabellenmanipulation.html b/uebung3/tabellenmanipulation.html
new file mode 100644
index 0000000..d565784
--- /dev/null
+++ b/uebung3/tabellenmanipulation.html
@@ -0,0 +1,104 @@
+<!DOCTYPE html>
+<head>
+        <meta charset="utf-8">
+        <title>Tabellenmanipulation</title>
+        <style>
+                table { 
+                        margin-left: auto;
+                        margin-right: auto;
+                }
+                table, th, td {
+                        border: 1px solid black;
+                }
+                p {
+                        text-align: center;
+                }
+        </style>
+</head>
+<body>
+        <button id="inscol" onclick="inscolumn()">Spalte hinzufügen</button>
+        <button id="delcol" onclick="delcolumn()">Spalte entfernen</button>
+        <button id="insrow" onclick="insrow()">Zeile hinzufügen</button>
+        <button id="delrow" onclick="delrow()">Zeile entfernen</button>
+        <p id="dimension"></p>
+        <table id="table"></table>
+
+        <script>
+                let table = document.getElementById("table");
+                let tableBody = document.createElement("tableBody");
+                let counter = document.getElementById("dimension");
+                let colcount = 0;
+                let rowcount = 0;
+                let fieldval = "Feld";
+                
+                function updateDimension() {
+                        counter.innerHTML = "Dimension: " + rowcount + " x " + colcount;
+                }
+
+                function insrow() {
+                        let row = document.createElement("tr");
+                        tableBody.appendChild(row);
+                        table.appendChild(tableBody);
+                        if(colcount != 0){
+                                for(x=0; x<colcount; x++){
+                                        let firstChild = tableBody.children[rowcount];
+                                        let cell = document.createElement("td");
+                                        let text = document.createTextNode(fieldval);
+                                        cell.appendChild(text);
+                                        firstChild.appendChild(cell);
+                                } 
+                        }
+                        rowcount++;
+                        updateDimension();
+                }
+
+                function delrow(){
+                        if(rowcount < 1){
+                                alert("Es kann keine weitere Zeile entfernt werden.");
+                        } else {
+                                let firstChild = tableBody.children[0];
+                                tableBody.removeChild(firstChild);
+                                rowcount--;
+                                updateDimension();
+                        }
+
+                }
+
+                function inscolumn(){
+                        if(rowcount==1){
+                                let firstChild = tableBody.children[0];
+                                let cell = document.createElement("td");
+                                let text = document.createTextNode(fieldval);
+                                cell.appendChild(text);
+                                firstChild.appendChild(cell);
+                        } else {
+                                for(i=0; i<rowcount; i++){
+                                        let firstChild = tableBody.children[i];
+                                        let cell = document.createElement("td");
+                                        let text = document.createTextNode(fieldval);
+                                        cell.appendChild(text);
+                                        firstChild.appendChild(cell);
+                                }
+                        }
+                        colcount++;
+                        updateDimension();
+                }
+
+                function delcolumn(){
+                        if(colcount < 1){
+                                alert("Es kann keine weitere Zeile entfernt werden.");
+                        } else {
+                                for(i=0; i < rowcount; i++){
+                                        let firstChild = tableBody.children[i];
+                                        firstChild.deleteCell(0);
+                                }
+                                colcount--;
+                                updateDimension();
+                        }
+                }
+                
+                
+        </script>
+</body>
+
+</html>
