diff --git a/notebooks/deep_learning_intro/raw/ex3.ipynb b/notebooks/deep_learning_intro/raw/ex3.ipynb
index ae08d502b..9ea21df2d 100644
--- a/notebooks/deep_learning_intro/raw/ex3.ipynb
+++ b/notebooks/deep_learning_intro/raw/ex3.ipynb
@@ -379,7 +379,7 @@
     "- How noisy the learning curves are\n",
     "- How small the loss becomes\n",
     "\n",
-    "To get a better understanding of these two parameters, we'll look at the linear model, our ppsimplest neural network. Having only a single weight and a bias, it's easier to see what effect a change of parameter has.\n",
+    "To get a better understanding of these two parameters, we'll look at the linear model, our simplest neural network. Having only a single weight and a bias, it's easier to see what effect a change of parameter has.\n",
     "\n",
     "The next cell will generate an animation like the one in the tutorial. Change the values for `learning_rate`, `batch_size`, and `num_examples` (how many data points) and then run the cell. (It may take a moment or two.) Try the following combinations, or try some of your own:\n",
     "\n",