add model de Curso

app/Models/Curso.php

@@ -23,5 +23,23 @@ class Curso extends Model
      */
     protected $fillable = ['name', 'campus_id'];
 
+    /**
+     * Get Campus with campus.id = curso.campus_id
+     * 
+     * @return Campus
+     */
+    public function campus()
+    {
+        return $this->belongsTo(Campus::class);
+    }
+
+    /**
+     * @return string
+     */
+    public function __toString()
+    {
+        return $this->name;
+    }
+    
 }