Update README.md

Author: MelissaGraham

README.md

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 # tutorial-notebooks
 Tutorial Jupyter Notebooks for Data Preview 0, created and maintained by the Rubin Observatory Community Engagement Team.
+
+| These notebooks have drawn from these repositories:
+| - https://github.com/lsst-sqre/notebook-demo
+| - https://github.com/LSSTScienceCollaborations/StackClub
+
+| Number | Title | Level | Description  |
+|---|---|---|---|
+| 01 | Intro to DP0 Notebooks | How to use a python notebook, query a DC2 catalog, and retrieve a DC2 image. |
+| 02 | Intro to TAP | How to discover, query, and retrieve DC2 catalog data with the Table Access Protocol (TAP) service. |
+| 03 | Intro to AFW Display | How to display, manipulate, and overlay data onto DC2 images. |
+| 04 | Intro to Butler | How to discover, query, and retrieve DC2 images with the Generation 3 Butler. |
+
+More DP0 documentation can be found at dp0-1.lsst.io.