diff --git a/Day3/LombScargle2.ipynb b/Day3/LombScargle2.ipynb
index fba28b4..30cf23f 100644
--- a/Day3/LombScargle2.ipynb
+++ b/Day3/LombScargle2.ipynb
@@ -230,7 +230,7 @@
    "source": [
     "Problems:\n",
     "\n",
-    "1. Ok, do we really need the Lomb-Scargle?\n",
+    "1. Ok, do we really need the Lomb-Scargle? NOTE for teaching this in the future: this question didn't get the intended point across very well. More scaffolding will be useful to add here in the future. A piece of feedback was to spend more time on the distinguishing features of LS and classical periodograms.\n",
     "\n",
     "    a. Create some random observations of a sine curve. \n",
     "    b. Compute the classical periodogram (code this up yourself) and the Lomb-scargle periodogram (use astropy) for your dataset, and compare them. \n",