diff --git a/figures/git.png b/figures/git.png
new file mode 100644
index 0000000000000000000000000000000000000000..3f35d2d7abeed15e161dcc2b92d4851533c53aac
Binary files /dev/null and b/figures/git.png differ
diff --git a/figures/phd101212s.png b/figures/phd101212s.png
new file mode 100644
index 0000000000000000000000000000000000000000..ad4f69f2067c250051e54cb183642851ab3fa1f5
Binary files /dev/null and b/figures/phd101212s.png differ
diff --git a/git-tutorial.tex b/git-tutorial.tex
index 6c2bdd79a2fae076775ac4bad9a9916f6831613f..00a3ecf9fb86e08bd879da523ec2a91286f62a47 100644
--- a/git-tutorial.tex
+++ b/git-tutorial.tex
@@ -17,6 +17,11 @@
 \begin{document}
 \maketitle{}
 
+\begin{figure}[h!]
+  \centering
+  \pgfimage[width=.7\textwidth]{figures/git.png}
+  \label{fig:git}
+\end{figure}
 
 \section{Introduction}
 \label{sec:intro}
@@ -39,7 +44,8 @@ first two reasons listed below:
 
 \begin{figure}[h!]
   \centering
-  \pgfimage[width=.9\textwidth]{chaos.png}
+  % \pgfimage[width=.9\textwidth]{chaos.png}
+  \pgfimage[width=.7\textwidth]{figures/phd101212s.png}
   \caption{Typical(?) result after version control by renaming.}
   \label{fig:chaos}
 \end{figure}
diff --git a/handson.pdf b/handson.pdf
index c537ae2df684003539eb1e72f1f6abcfdbda7efc..56fe98382574d881f59456bb1293f3bd3241cb07 100644
Binary files a/handson.pdf and b/handson.pdf differ
diff --git a/handson.tex b/handson.tex
index 7f445cfa0b1b121c772bcf6c4b460c5b107a4a17..c2b7109d37372a9b176c2870e14c85fd71291c2c 100644
--- a/handson.tex
+++ b/handson.tex
@@ -17,6 +17,12 @@
 \begin{document}
 \maketitle{}
 
+\begin{figure}[h!]
+  \centering
+  \pgfimage[width=.7\textwidth]{figures/git.png}
+  \label{fig:git}
+\end{figure}
+
 \section{Introduction}
 \label{sec:intro}