diff --git a/src/Entity/ResultsEntity.php b/src/Entity/ResultsEntity.php
new file mode 100644
index 0000000..bbdcd00
--- /dev/null
+++ b/src/Entity/ResultsEntity.php
@@ -0,0 +1,69 @@
+<?php
+namespace Entity;
+
+class ResultsEntity
+{
+    private int $idQuiz;
+
+    public function getIdUser(): int
+    {
+        return $this->idUser;
+    }
+
+    public function setIdUser(int $idUser): void
+    {
+        $this->idUser = $idUser;
+    }
+
+    public function getIdQuiz(): int
+    {
+        return $this->idQuiz;
+    }
+
+    public function setIdQuiz(int $idQuiz): void
+    {
+        $this->idQuiz = $idQuiz;
+    }
+
+    public function getTime(): int
+    {
+        return $this->time;
+    }
+
+    public function setTime(int $time): void
+    {
+        $this->time = $time;
+    }
+
+    public function getNbPts(): int
+    {
+        return $this->nbPts;
+    }
+
+    public function setNbPts(int $nbPts): void
+    {
+        $this->nbPts = $nbPts;
+    }
+
+    private int $idUser;
+
+    private int $nbPts;
+
+    private int $time;
+
+    /**
+     * @param int $idQuiz
+     * @param int $idUser
+     * @param int $time
+     * @param int $nbPts
+     */
+    public function __construct(int $idQuiz, int $idUser, int $time, int $nbPts)
+    {
+        $this -> idQuiz = $idQuiz;
+        $this -> idUser = $idUser;
+        $this -> time = $time;
+        $this -> nbPts = $nbPts;
+    }
+
+
+}
diff --git a/src/Entity/result_quizEntity.php b/src/Entity/result_quizEntity.php
deleted file mode 100644
index 8260f64..0000000
--- a/src/Entity/result_quizEntity.php
+++ /dev/null
@@ -1,54 +0,0 @@
-<?php
-namespace Entity;
-
-
-class Result_quizEntity
-{
-    private int $id_quiz;
-    private int $nbQuestion;
-
-    /**
-     * @param int $id_quiz
-     * @param int $nbQuestion
-     */
-    public function __construct(int $id_quiz, int $nbQuestion)
-    {
-        $this->id_quiz = $id_quiz;
-        $this->nbQuestion = $nbQuestion;
-    }
-
-    /**
-     * @return int
-     */
-    public function getIdQuiz(): int
-    {
-        return $this->id_quiz;
-    }
-
-    /**
-     * @param int $id_quiz
-     */
-    public function setIdQuiz(int $id_quiz): void
-    {
-        $this->id_quiz = $id_quiz;
-    }
-
-    /**
-     * @return int
-     */
-    public function getNbQuestion(): int
-    {
-        return $this->nbQuestion;
-    }
-
-    /**
-     * @param int $nbQuestion
-     */
-    public function setNbQuestion(int $nbQuestion): void
-    {
-        $this->nbQuestion = $nbQuestion;
-    }
-
-
-
-}
diff --git a/src/Gateway/ResultsGateway.php b/src/Gateway/ResultsGateway.php
new file mode 100644
index 0000000..0a965db
--- /dev/null
+++ b/src/Gateway/ResultsGateway.php
@@ -0,0 +1,131 @@
+<?php
+
+namespace Gateway;
+
+use PDO;
+
+class ResultsGateway
+{
+    private Connection $co;
+
+    public function __construct(Connection $co)
+    {
+        $this -> co = $co ;
+    }
+
+    public function createResultsGateway(int $idQuiz, int $idUser, int $nbPts, int $time) : bool
+    {
+        $query = "
+            INSERT INTO Results
+            VALUES (:id_quiz, :id_user, :nb_pts, :time)
+        ";
+
+        return $this -> co -> executeQuery($query, [
+            'id_quiz' => array($idQuiz, PDO::PARAM_INT),
+            'id_user' => array($idUser, PDO::PARAM_INT),
+            'nb_pts' => array($nbPts, PDO::PARAM_INT),
+            'time' => array($time, PDO::PARAM_INT)
+        ]);
+    }
+
+    public function findResultsByQuiz(int $idQuiz) : array
+    {
+        $query = "
+            SELECT * FROM Results
+            WHERE quiz_r = :id_quiz
+        ";
+
+        $this -> co -> executeQuery($query, ['id_quiz' => array($idQuiz, PDO::PARAM_INT)]);
+
+        return $this -> co -> getResults();
+    }
+
+    public function findResultsByUser(int $idUser) : array
+    {
+        $query = "
+            SELECT * FROM Results
+            WHERE user_r = :id_user
+        ";
+
+        $this -> co -> executeQuery($query, ['id_user' => array($idUser, PDO::PARAM_INT)]);
+
+        return $this -> co -> getResults();
+    }
+
+    public function findResultsById(int $idQuiz, int $idUser) : array
+    {
+        $query = "
+            SELECT * FROM Results
+            WHERE quiz_r = :id_quiz AND user_r = :id_user
+        ";
+
+        $this -> co -> executeQuery($query, [
+            'id_user' => array($idUser, PDO::PARAM_INT),
+            'id_quiz' => array($idQuiz, PDO::PARAM_INT)
+        ]);
+
+        return $this -> co -> getResults();
+    }
+
+    public function findAllResults() : array
+    {
+        $query = "SELECT * FROM Results";
+
+        $this -> co -> executeQuery($query);
+
+        return $this -> co -> getResults();
+    }
+
+    public function updateResults(int $idQuiz, int $idUser, ?int $score, ?int $time) : bool
+    {
+        if ($score && !$time)
+        {
+            $query = "
+                UPDATE Results
+                SET score = :score
+                WHERE quiz_r = :id_quiz AND user_r = :id_user
+            ";
+
+            return $this -> co -> executeQuery($query, [
+                'id_quiz' => array($idQuiz, PDO::PARAM_INT),
+                'id_user' => array($idUser, PDO::PARAM_INT),
+                'score' => array($score, PDO::PARAM_INT)
+            ]);
+        }
+
+
+        else if (!$score && $time)
+        {
+            $query = "
+                UPDATE Results
+                SET time = :time
+                WHERE quiz_r = :id_quiz AND user_r = :id_user
+            ";
+
+            return $this -> co -> executeQuery($query, [
+                'id_quiz' => array($idQuiz, PDO::PARAM_INT),
+                'id_user' => array($idUser, PDO::PARAM_INT),
+                'time' => array($time, PDO::PARAM_INT)
+            ]);
+        }
+
+        else
+        {
+            $query = "
+                UPDATE Results
+                SET score = :score AND time = :time
+                WHERE quiz_r = :id_quiz AND user_r = :id_user
+            ";
+
+            return $this -> co -> executeQuery($query, [
+                'id_quiz' => array($idQuiz, PDO::PARAM_INT),
+                'id_user' => array($idUser, PDO::PARAM_INT),
+                'score' => array($score, PDO::PARAM_INT),
+                'time' => array($time, PDO::PARAM_INT)
+            ]);
+        }
+
+    }
+
+
+}
\ No newline at end of file
diff --git a/src/Model/ResultsModel.php b/src/Model/ResultsModel.php
new file mode 100644
index 0000000..c5bf118
--- /dev/null
+++ b/src/Model/ResultsModel.php
@@ -0,0 +1,96 @@
+<?php
+
+namespace Model;
+
+use Entity\ResultsEntity;
+use Gateway\ResultsGateway;
+
+class ResultsModel
+{
+    private ResultsGateway $gw;
+
+    public function __construct(ResultsGateway $gw)
+    {
+        $this -> gw = $gw;
+    }
+
+    public function createResultsModel(int $idQuiz, int $idUser, int $score, int $time) : bool
+    {
+        return $this -> gw -> createResultsGateway($idQuiz, $idUser, $score, $time);
+    }
+
+    public function getResultsByQuiz(int $idQuiz) : array
+    {
+        $res = $this -> gw -> findResultsByQuiz($idQuiz);
+
+        $results = [];
+
+        foreach ($res as $result)
+        {
+            $results[] = new ResultsEntity (
+                $result['user_r'],
+                $result['quiz_r'],
+                $result['score'],
+                $result['time']
+            );
+        }
+        return $results;
+    }
+
+    public function getResultsByUser(int $idUser) : array
+    {
+        $res = $this -> gw -> findResultsByUser($idUser);
+
+        $results = [];
+
+        foreach ($res as $result)
+        {
+            $results[] = new ResultsEntity (
+                $result['user_r'],
+                $result['quiz_r'],
+                $result['score'],
+                $result['time']
+            );
+        }
+        return $results;
+    }
+
+    public function getResultsById(int $idQuiz, int $idUser) : ?ResultsEntity
+    {
+        $res = $this -> gw -> findResultsById($idQuiz, $idUser);
+
+        if ($res)
+        {
+            return new ResultsEntity (
+                $res['user_r'],
+                $res['quiz_r'],
+                $res['score'],
+                $res['time']
+            );
+        }
+        return null;
+    }
+
+    public function getAllResults() : array
+    {
+        $res = $this -> gw -> findAllResults();
+
+        $results = [];
+
+        foreach ($res as $result)
+        {
+            $results[] = new ResultsEntity (
+                $result['user_r'],
+                $result['quiz_r'],
+                $result['score'],
+                $result['time']
+            );
+        }
+        return $results;
+    }
+
+    public function updateResultsModel(int $idQuiz, int $idUser, ?int $score, ?int $time) : bool
+    {
+        return $this -> gw -> updateResults($idQuiz, $idUser, $score, $time);
+    }
+}
\ No newline at end of file