(DOCSP-10650): Fill out Learn More on index (#13)

Author: jeff-allen-mongo

source/crud.txt

@@ -1,3 +1,5 @@
+.. _mdb-shell-crud:
+
 =======================
 Perform CRUD Operations
 =======================

source/index.txt

@@ -127,10 +127,14 @@ coverage is an ongoing effort.
 The commands that the |mdb-shell| supports use the same syntax as the
 corresponding commands in the legacy :binary:`mongo <mongo>` shell.
 
-Learn More
+Learn More 
 ----------
 
-.. This will effectively be a ToC linking out to other parts of the docs
+- :ref:`Connect to a MongoDB Deployment <mdb-shell-connect>`
+
+- :ref:`Perform CRUD Operations <mdb-shell-crud>`
+
+- :ref:`View Available Methods in the MongoDB Shell <mdb-shell-methods>`
 
 .. class:: hidden