diff --git a/QHF-March-2021.md b/QHF-March-2021.md
index 28b31cf..3882963 100644
--- a/QHF-March-2021.md
+++ b/QHF-March-2021.md
@@ -72,6 +72,20 @@ The app comes with a built-in synchronisation tool, called [Mergin service](http
 
 A practical example of how QGIS, the Input app, Mergin, and Metabase were used to map and collect data in the Waterberg, South Africa. 
 
+## Using QGIS and a laser cutter to make 3D contour models
+
+**Time:** 26 March 2021 [10h30 UTC](https://www.timeanddate.com/worldclock/fixedform.html "click this link to find out the time in your local time zone").
+
+**Duration:** 1 hour
+
+**Venue:** [Youtube Live Stream Link]
+
+**Presenter:** Raymond Nijssen
+
+**Host:** Open Day team
+
+A bit of fun using QGIS to generate contour maps and other features and then converting the larger into a 3D model with the help of a laser cutter. 
+
 ## Seamless fieldwork with QField & QFieldCloud
 
 **Time:** 26 March 2021 [12h00 UTC](https://www.timeanddate.com/worldclock/fixedform.html "click this link to find out the time in your local time zone").