diff --git a/.gitignore b/.gitignore
index 67a333a..043fbbc 100644
--- a/.gitignore
+++ b/.gitignore
@@ -6,3 +6,7 @@
 *.toc
 */auto/
 *.synctex.gz
+*.pdf
+*.bbl
+*.blg
+main.pdf
diff --git a/beamer/articulos-latex.pdf b/beamer/articulos-latex.pdf
index cc134f9..c9131e0 100644
Binary files a/beamer/articulos-latex.pdf and b/beamer/articulos-latex.pdf differ
diff --git a/beamer/articulos-latex.tex b/beamer/articulos-latex.tex
index 6cc36cc..a97e513 100644
--- a/beamer/articulos-latex.tex
+++ b/beamer/articulos-latex.tex
@@ -237,19 +237,36 @@ Algunos de los paquetes básicos son:
    \end{columns}
  \end{frame}
 %======= Día 2 =========
-\section{Día 2: Sección Introducción }
-% +++++++++++++++++++
-\subsection{Revisando una introducción}
+\section{Día 2: Sección Metodología}
+ \begin{frame}
+   \frametitle{Que incluir en la metodología}
+   \begin{columns}
+     \column{0.5\textwidth}
+     \includegraphics[width=1.8in]{structure-2}
+     \column{0.5\textwidth}
+     \begin{itemize}
+     \item<1-> Materialesd y metodos, or Procedimeinto, Experimentos, Simulación, Metodología o Modelo
+     \item<2->Indica que se hizo y/o utilizo; para replicar los resultados
+     \item<3->El lector debe aprender del reporte
+     \item<4-> Normalmente la sección se acompaña  de un esquema
+     \end{itemize}
+   \end{columns}
+ \end{frame}
+
+%+++++++++++++++++++
+\subsection{Revisando metodología}
 \begin{frame}
-  \frametitle{Introducción de ejemplo}
-  \includegraphics[width=4.5in]{1introduction}
+  \frametitle{Empezando por el final}
+  \includegraphics[width=4.5in]{methodology}
 \end{frame}
  \begin{frame}
-  \frametitle{Nuestra introducción}
+  \frametitle{Nuestra metodología}
   \centering
   \includegraphics[width=4.5in]{mistakes} 
-\end{frame}
+\end{frame}% +++++++++++++++++++
 %+++++++++++++++++++
+
+
 %+++++++++++++++++++
 \subsection{Bibliografía}
 \begin{frame}{Entorno bibliografía}
diff --git a/beamer/methodology.png b/beamer/methodology.png
new file mode 100644
index 0000000..c397216
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diff --git a/beamer/structure-2.png b/beamer/structure-2.png
new file mode 100644
index 0000000..4c68597
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diff --git a/examples/0-hello/main.tex b/examples/day-1/1-hello/main.tex
similarity index 100%
rename from examples/0-hello/main.tex
rename to examples/day-1/1-hello/main.tex
diff --git a/examples/1-estructura/main.tex b/examples/day-1/2-estructura/main.tex
similarity index 100%
rename from examples/1-estructura/main.tex
rename to examples/day-1/2-estructura/main.tex
diff --git a/examples/1-estructura/metodologia.jpg b/examples/day-1/2-estructura/metodologia.jpg
similarity index 100%
rename from examples/1-estructura/metodologia.jpg
rename to examples/day-1/2-estructura/metodologia.jpg
diff --git a/examples/day-1/3-metodologia/main.tex b/examples/day-1/3-metodologia/main.tex
new file mode 100644
index 0000000..d7ec5a6
--- /dev/null
+++ b/examples/day-1/3-metodologia/main.tex
@@ -0,0 +1,38 @@
+\documentclass{article}
+
+\usepackage{tikz}
+\usetikzlibrary{shapes,arrows}
+\begin{document}
+
+% 1:
+\tikzstyle{block} = [draw, fill=gray!20, rectangle, 
+    minimum height=3em, minimum width=6em]
+\tikzstyle{sum} = [draw, fill=gray!20, circle, node distance=1cm]
+\tikzstyle{input} = [coordinate]
+\tikzstyle{output} = [coordinate]
+\tikzstyle{pinstyle} = [pin edge={to-,thin,black}]
+
+% The block diagram code is probably more verbose than necessary
+\begin{tikzpicture}[auto, node distance=2cm,>=latex']
+    %2: We start by placing the blocks
+    \node [input, name=input] {};
+    \node [sum, right of=input] (sum) {};
+    \node [block, right of=sum] (controller) {Controller};
+    \node [block, right of=controller, pin={[pinstyle]above:Disturbances},
+            node distance=3cm] (system) {System};
+    %3: We draw an edge between the controller and system block to 
+    % calculate the coordinate u. We need it to place the measurement block. 
+    \draw [->] (controller) -- node[name=u] {$u$} (system);
+    \node [output, right of=system] (output) {};
+    \node [block, below of=u] (measurements) {Measurements};
+
+    %4: Once the nodes are placed, connecting them is easy. 
+    \draw [draw,->] (input) -- node {$r$} (sum);
+    \draw [->] (sum) -- node {$e$} (controller);
+    \draw [->] (system) -- node [name=y] {$y$}(output);
+    \draw [->] (y) |- (measurements);
+    \draw [->] (measurements) -| node[pos=0.99] {$-$} 
+        node [near end] {$y_m$} (sum);
+\end{tikzpicture}
+
+\end{document}
\ No newline at end of file
diff --git a/examples/day-2/1-bibliografia/main.tex b/examples/day-2/1-bibliografia/main.tex
new file mode 100644
index 0000000..bcc08ec
--- /dev/null
+++ b/examples/day-2/1-bibliografia/main.tex
@@ -0,0 +1,73 @@
+\documentclass{article}
+\usepackage[spanish]{babel}
+\usepackage[utf8]{inputenc}
+\usepackage{hyperref}
+\usepackage{float}
+\usepackage{amsmath}
+\usepackage{blindtext}
+\usepackage{graphicx}
+\title{Mi reporte de prácticas de la metería X}
+\author{Gerardo Marx}
+
+
+
+\begin{document}
+\maketitle{}
+\newpage
+
+\tableofcontents
+\newpage
+
+\section{Introducción}
+\blindtext[1]
+
+\section{Metodología}
+\blindtext[1]
+
+En la figura \ref{fig:metal}
+
+\begin{figure}[H]
+\centering
+\includegraphics[width=3in]{metalografia}
+\caption{Metalografía de acero xxxx.}
+\label{fig:metal}
+\end{figure}
+
+\section{Desarrollo}
+\blindtext[1]
+
+\section{Resultados}
+\blindtext[1]
+
+En \autoref{fig:metal2} \cite{rim1994complete}
+
+\begin{figure}[H]
+\centering
+\includegraphics[scale=0.25]{metalografia}
+\caption{Texto de la figura}
+\label{fig:metal2}
+\end{figure}
+\section{Conclusiones}
+\blindtext[1]
+
+Según \cite{patashnik1984bibtex} es posible considerar.
+
+\bibliographystyle{ieeetr}
+\bibliography{refs}
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+\end{document}
\ No newline at end of file
diff --git a/examples/day-2/1-bibliografia/metalografia.jpg b/examples/day-2/1-bibliografia/metalografia.jpg
new file mode 100644
index 0000000..4dd2ff1
Binary files /dev/null and b/examples/day-2/1-bibliografia/metalografia.jpg differ
diff --git a/examples/day-2/1-bibliografia/refs.bib b/examples/day-2/1-bibliografia/refs.bib
new file mode 100644
index 0000000..f726039
--- /dev/null
+++ b/examples/day-2/1-bibliografia/refs.bib
@@ -0,0 +1,17 @@
+@article{rim1994complete,
+  title={A complete DC and AC analysis of three-phase controlled-current PWM rectifier using circuit DQ transformation},
+  author={Rim, Chun T and Choi, Nam S and Cho, Guk C and Cho, Gyu H},
+  journal={IEEE Transactions on Power Electronics},
+  volume={9},
+  number={4},
+  pages={390--396},
+  year={1994},
+  publisher={IEEE}
+}
+
+@article{patashnik1984bibtex,
+  title={BIBTEX 101},
+  author={Patashnik, Oren},
+  year={1984}
+}
+
diff --git a/examples/day-2/2-diagrama/main.tex b/examples/day-2/2-diagrama/main.tex
new file mode 100644
index 0000000..ad235e9
--- /dev/null
+++ b/examples/day-2/2-diagrama/main.tex
@@ -0,0 +1,27 @@
+\documentclass{article}
+\usepackage{tikz}
+\usetikzlibrary{shapes,arrows}
+\usepackage{graphicx}
+
+
+\begin{document}
+
+% 1:
+\tikzstyle{block} = [draw, fill=gray!20, rectangle, 
+    minimum height=3em, minimum width=6em]
+\tikzstyle{sum} = [draw, fill=gray!20, circle, node distance=1cm]
+\tikzstyle{input} = [coordinate]
+\tikzstyle{output} = [coordinate]
+\tikzstyle{pinstyle} = [pin edge={to-,thin,black}]
+
+% The block diagram code is probably more verbose than necessary
+\begin{tikzpicture}[auto, node distance=2cm,>=latex']
+    %2: We start by placing the blocks
+    \node [input, name=input] {};
+    \node [sum, right of=input] (sum) {};
+    \node [block, right of=sum] (controller) {Texto};
+    \node [block, right of=controller] (element) {Some};
+\end{tikzpicture}    
+
+
+\end{document}
diff --git a/examples/2-introduccion/main-op2.tex b/examples/day-3/4-introduccion/main-op2.tex
similarity index 100%
rename from examples/2-introduccion/main-op2.tex
rename to examples/day-3/4-introduccion/main-op2.tex
diff --git a/examples/2-introduccion/main.tex b/examples/day-3/4-introduccion/main.tex
similarity index 100%
rename from examples/2-introduccion/main.tex
rename to examples/day-3/4-introduccion/main.tex
diff --git a/examples/2-introduccion/referencias.bib b/examples/day-3/4-introduccion/referencias.bib
similarity index 100%
rename from examples/2-introduccion/referencias.bib
rename to examples/day-3/4-introduccion/referencias.bib
diff --git a/examples/archivos-referencias/bibliography.txt b/examples/day-3/archivos-referencias/bibliography.txt
similarity index 100%
rename from examples/archivos-referencias/bibliography.txt
rename to examples/day-3/archivos-referencias/bibliography.txt
diff --git a/examples/archivos-referencias/referencias.bib b/examples/day-3/archivos-referencias/referencias.bib
similarity index 100%
rename from examples/archivos-referencias/referencias.bib
rename to examples/day-3/archivos-referencias/referencias.bib