diff --git a/Slides/05-31-2-16-Databases.pdf b/Slides/05-31-2-16-Databases.pdf
new file mode 100644
index 0000000..54ec409
Binary files /dev/null and b/Slides/05-31-2-16-Databases.pdf differ
diff --git a/Slides/06-09-16-Data-Viz.pdf b/Slides/06-09-16-Data-Viz.pdf
new file mode 100644
index 0000000..fb5e76f
Binary files /dev/null and b/Slides/06-09-16-Data-Viz.pdf differ