diff --git a/Admin.php b/Admin.php
index 69e94fd..e93c87d 100644
--- a/Admin.php
+++ b/Admin.php
@@ -97,7 +97,7 @@ if ($_SESSION['user_type'] != "Lecturer" && $_SESSION['user_type'] != "Admin") {
             Email
             <input type="text" name="email" placeholder="Email / Student Number" class="form-control" required="">
 
-            Passport_Number / ID (Used as Intial Password)
+            Passport_Number / ID (Used as Initial Password)
             <input type="text" class="form-control" name="passport" placeholder="Passport No./ID" required="">
             <br> User Type :
 
diff --git a/Courses.php b/Courses.php
index ff585be..23d5496 100644
--- a/Courses.php
+++ b/Courses.php
@@ -153,14 +153,14 @@ New Date/Time <br><input type="date" name="date" required=""> <input type="time"
                     <input type='hidden' name='course_id' value='<?php echo "$id" ?>' required=''/>
                     <input type='hidden' name='url' value='<?php echo ".$course_url." ?>' required=''/>
            
-                    Dealine Date/Time
-                        <div class='row'> 
+                    Deadline Date/Time
+                        Title <div class='row'>
                     <div class='col-md-7'><input type='date' id='date' name='deadlinedate' placeholder='' class='form-control' required='' value="<?php echo isset($_GET['act']) && $_GET['act']=="edit" ? $Date : ""; ?>"> </div>
                     <div class='col-md-5'> <input type='text' id='time' class='form-control' name='deadlinetime' value="<?php echo isset($_GET['act']) && $_GET['act']=="edit" ? $Time : ""; ?>"> </div> 
                     </div>
 
                     Title
-                        <input type='text'  name='title' placeholder='Ttle' class='form-control' required='' value="<?php echo isset($_GET['act']) && $_GET['act']=="edit" ? $Title : ""; ?>">
+                        <input type='text'  name='title' placeholder='Title' class='form-control' required='' value="<?php echo isset($_GET['act']) && $_GET['act']=="edit" ? $Title : ""; ?>">
                     Instructions
                         <textarea  name='instructions' placeholder='Assignment Instructions' class='form-control' required='' ><?php echo isset($_GET['act']) && $_GET['act']=='edit' ? $Instructions : ''; ?></textarea>
                     Marks
@@ -181,7 +181,7 @@ New Date/Time <br><input type="date" name="date" required=""> <input type="time"
 
 <?php
                     if ($Type == "Individual") {
-                        echo "Submission Type  <input type='radio' name='type' value='Individual' checked /> Invidual  <input type='radio' name='type' value='Group' /> Group";
+                        echo "Submission Type  <input type='radio' name='type' value='Individual' checked /> Individual  <input type='radio' name='type' value='Group' /> Group";
                     } else {
                         echo "Submission Type  <input type='radio' name='type' value='Individual' /> Invidual  <input type='radio' name='type' value='Group' checked> Group";
                     }		 
diff --git a/Script.php b/Script.php
index 224c84f..8d0dbaa 100644
--- a/Script.php
+++ b/Script.php
@@ -98,7 +98,7 @@ if (!empty($_POST["form_signup"])) {
 
     // check for strong password
     if (!$containsAll) {
-        $_SESSION['info_signup'] = "Password must have at least characters that include lowercase letters, uppercase letters, numbers and sepcial characters (e.g., !?.,*^).";
+        $_SESSION['info_signup'] = "Password must have at least characters that include lowercase letters, uppercase letters, numbers and special characters (e.g., !?.,*^).";
         header("Location: signup.php");
         return;
     }
@@ -147,7 +147,7 @@ if (!empty($_POST["frm_login"])) {
     $password = mysqli_real_escape_string($con, $_POST["password"]);
     $result = mysqli_query($con, "SELECT * FROM users_table WHERE (Student_ID='$user') OR (Email='$user')");
     if (mysqli_num_rows($result) == 0) {
-        $_SESSION["info_login"] = "Inavlid user name information.";
+        $_SESSION["info_login"] = "Invalid user name information.";
         echo $_SESSION["info_login"];
         header("Location: index.php");
     } else {
@@ -1048,7 +1048,7 @@ WHERE lab_report_submissions.Lab_Report_ID='$lab'";
     }
 
     header("Content-type: application/octet-stream");
-    header("Content-Disposition: attachment; filename=$lab_name Garde Sheet.xls");
+    header("Content-Disposition: attachment; filename=$lab_name Grade Sheet.xls");
     header("Pragma: no-cache");
     header("Expires: 0");
     print "$header\n$data";
diff --git a/Student.php b/Student.php
index 907e33d..0634ad0 100644
--- a/Student.php
+++ b/Student.php
@@ -9,7 +9,7 @@ include 'Header.php';
 <div class="row" style="width:80%;margin:auto;">
 
     <div class="col-md-6">
-        <h1> STUEDNT Account Created , Now you can Browse Course Portals </h1>
+        <h1> STUDENT Account Created , Now you can Browse Course Portals </h1>
     </div>
 
 </div>
\ No newline at end of file