diff --git a/year4/semester2/CS4423/materials/CS4423-W01-2.ipynb b/year4/semester2/CS4423/materials/notebooks/CS4423-W01-2.ipynb similarity index 100% rename from year4/semester2/CS4423/materials/CS4423-W01-2.ipynb rename to year4/semester2/CS4423/materials/notebooks/CS4423-W01-2.ipynb diff --git a/year4/semester2/CS4423/materials/CS4423-W02-1.ipynb b/year4/semester2/CS4423/materials/notebooks/CS4423-W02-1.ipynb similarity index 100% rename from year4/semester2/CS4423/materials/CS4423-W02-1.ipynb rename to year4/semester2/CS4423/materials/notebooks/CS4423-W02-1.ipynb diff --git a/year4/semester2/CS4423/materials/CS4423-W02-2.ipynb b/year4/semester2/CS4423/materials/notebooks/CS4423-W02-2.ipynb similarity index 100% rename from year4/semester2/CS4423/materials/CS4423-W02-2.ipynb rename to year4/semester2/CS4423/materials/notebooks/CS4423-W02-2.ipynb