diff --git a/Notes/HCI - Bread butter activity.pdf b/Notes/HCI - Bread butter activity.pdf new file mode 100644 index 0000000..92a5a13 Binary files /dev/null and b/Notes/HCI - Bread butter activity.pdf differ diff --git a/Notes/HCI - Handgesture Recognition System.pdf b/Notes/HCI - Handgesture Recognition System.pdf new file mode 100644 index 0000000..0d8e303 Binary files /dev/null and b/Notes/HCI - Handgesture Recognition System.pdf differ