LuissaVahedi · LuissaVahedi · Apr 15, 2026 · Apr 15, 2026 · Apr 15, 2026 · Apr 15, 2026
diff --git a/01_materials/slides/00_introduction.pdf b/01_materials/slides/00_introduction.pdf
diff --git a/01_materials/slides/01_data_types.pdf b/01_materials/slides/01_data_types.pdf
diff --git a/01_materials/slides/04_strings.pdf b/01_materials/slides/04_strings.pdf
diff --git a/01_materials/slides/05_converting_types.pdf b/01_materials/slides/05_converting_types.pdf
diff --git a/01_materials/slides/06_inputs.pdf b/01_materials/slides/06_inputs.pdf
diff --git a/01_materials/slides/07_control_flow.pdf b/01_materials/slides/07_control_flow.pdf
diff --git a/01_materials/slides/08_reading_and_writing_files.pdf b/01_materials/slides/08_reading_and_writing_files.pdf
diff --git a/01_materials/slides/09_object_oriented_programming.pdf b/01_materials/slides/09_object_oriented_programming.pdf
diff --git a/01_materials/slides/11_pandas.pdf b/01_materials/slides/11_pandas.pdf
diff --git a/02_activities/assignments/assignment_1.ipynb b/02_activities/assignments/assignment_1.ipynb
@@ -18,7 +18,7 @@
     "🚨 **Please review our [Assignment Submission Guide](https://github.com/UofT-DSI/onboarding/blob/main/onboarding_documents/submissions.md)** 🚨 for detailed instructions on how to format, branch, and submit your work. Following these guidelines is crucial for your submissions to be evaluated correctly.\n",
     "\n",
     "### Submission Parameters:\n",
-    "* Submission Due Date: `11:59 PM - March 15, 2026`\n",
+    "* Submission Due Date: `11:59 PM - April 20, 2026`\n",
     "* The branch name for your repo should be: `assignment-1`\n",
     "* What to submit for this assignment:\n",
     "    * This Jupyter Notebook (assignment_1.ipynb) should be populated and should be the only change in your pull request.\n",
@@ -31,7 +31,7 @@
     "- [ ] Reviewed the PR description guidelines and adhered to them.\n",
     "- [ ] Verify that the link is accessible in a private browser window.\n",
     "\n",
-    "If you encounter any difficulties or have questions, please don't hesitate to reach out to our team via our Slack at `#dc-help`. Our Technical Facilitators and Learning Support staff are here to help you navigate any challenges."
+    "If you encounter any difficulties or have questions, please don't hesitate to reach out to our team via our Slack at `#dsf1-help`. Our Technical Facilitators and Learning Support staff are here to help you navigate any challenges."
    ]
   },
   {

diff --git a/02_activities/assignments/assignment_2.ipynb b/02_activities/assignments/assignment_2.ipynb