diff --git a/classes.cs b/classes.cs
index d451a8f..1080760 100644
--- a/classes.cs
+++ b/classes.cs
@@ -4,6 +4,9 @@ public class Student
     public string FirstName { get; set; }
     public string LastName { get; set; }
     public DateTime Created { get; set; } = DateTime.Now;
+
+    public IColletion<Objective> Objectives { get; set; }
+    public ICollection<Goal> Goals { get; set; }
 }
 
 public class Goal
@@ -19,4 +22,27 @@ public class Objective
     public Guid Id { get; set; }
     public string Name { get; set; }
     public string Description { get; set; }
+    public DateTime Target { get; set; }
+    public Student Student { get; set; }
+    public ICollection<Track> Tracks { get; set; }
+    public TrackType TrackType { get; set; }
+}
+
+public class Track
+{
+    public Guid Id { get; set; }
+    public DateTime Date { get; set; }
+    public Objective Objective { get; set; }
+    public object Data { get; set; }
+}
+
+public enum TrackType
+{
+    [Description("Yes/No")]
+    YesNo = 0,
+
+    Percent = 1,
+
+    [Desciption("Times per duration")]
+    TimesPer = 2
 }
\ No newline at end of file