diff --git a/docs/_static/assembly_fragment_slide_circular.png b/docs/_static/assembly_fragment_slide_circular.png
new file mode 100644
index 00000000..fca398b6
Binary files /dev/null and b/docs/_static/assembly_fragment_slide_circular.png differ
diff --git a/docs/_static/assembly_fragment_slide_linear.png b/docs/_static/assembly_fragment_slide_linear.png
new file mode 100644
index 00000000..a0091a08
Binary files /dev/null and b/docs/_static/assembly_fragment_slide_linear.png differ
diff --git a/docs/notebooks/primer_design.ipynb b/docs/notebooks/primer_design.ipynb
index b185d054..859bb2af 100644
--- a/docs/notebooks/primer_design.ipynb
+++ b/docs/notebooks/primer_design.ipynb
@@ -415,6 +415,19 @@
     "print(4*' ', '^^^', 60*' ', '^^^', sep='')\n",
     "\n"
    ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "#### Summary of assembly_fragments behaviour\n",
+    "\n",
+    "The behaviour is summarised in the following graphics for linear and circular assembly.\n",
+    "\n",
+    "![assembly_fragments behaviour](../_static/assembly_fragment_slide_linear.png)\n",
+    "![assembly_fragments behaviour](../_static/assembly_fragment_slide_circular.png)\n",
+    "\n"
+   ]
   }
  ],
  "metadata": {
@@ -433,7 +446,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.12.5"
+   "version": "3.11.6"
   }
  },
  "nbformat": 4,