diff --git a/schoolinvite.php b/schoolinvite.php
index 6341205..a3cf29e 100644
--- a/schoolinvite.php
+++ b/schoolinvite.php
@@ -96,7 +96,8 @@ if($_SESSION['schoolid'] && $_SESSION['schoolaccesscode'])
 			$datecheck=mysql_fetch_object($q);
 
 
-			$q=mysql_query("SELECT 	students.*,
+			$q=mysql_query("SELECT 	
+						students.*,
 						registrations.num,
 						registrations.emailcontact
 					FROM 
@@ -106,13 +107,13 @@ if($_SESSION['schoolid'] && $_SESSION['schoolaccesscode'])
 						students.schools_id='".$school->id."' 
 						AND students.year='".$config['FAIRYEAR']."' 
 						AND students.registrations_id=registrations.id 
+					GROUP BY registrations.num
 					ORDER BY 
 						lastname,
 						firstname");
 			$currentinvited=mysql_num_rows($q);
 
-			if($datecheck!=0)
-			{
+			if($datecheck!=0) {
 				echo i18n("In order for your school's students to register for the fair, you will need to invite them to register.  Simply enter their email address below to invite them to register.  <b>Important</b>: for group projects, only add one of the participants, that participant will then add the other group member(s) to the project");
 				echo "<br />";
 				echo "<br />";
@@ -150,6 +151,7 @@ if($_SESSION['schoolid'] && $_SESSION['schoolaccesscode'])
 										AND students.grade<='$catr->maxgrade'
 										AND students.year='".$config['FAIRYEAR']."' 
 										AND students.registrations_id=registrations.id 
+										GROUP BY registrations.num
 									");
 									echo mysql_error();
 							$r2=mysql_fetch_object($q2);
@@ -226,6 +228,7 @@ if($_SESSION['schoolid'] && $_SESSION['schoolaccesscode'])
 			echo "<th>".i18n("Grade")."</th>";
 			echo "<th>".i18n("Registration Number")."</th>";
 			echo "<th colspan=\"2\">".i18n("Actions")."</th></tr>";
+			
 			while($r=mysql_fetch_object($q)) {
 				echo "<tr><td>$r->lastname</td><td>$r->firstname</td>";
 				echo "<td>$r->email";