diff --git a/machine_learning/3_classification/README.md b/machine_learning/3_classification/README.md
index d496d2a..7bc96b2 100644
--- a/machine_learning/3_classification/README.md
+++ b/machine_learning/3_classification/README.md
@@ -2,10 +2,9 @@ Course 3: Classification
 ---
 
 ## Week 1: Linear Classifiers & Logistic Regression
----
 
-- **[Lecture](./lecture/week1)**
-- [intro](./lecture/week1/intro.pdf)
+**[Lecture](./lecture/week1)**
+- [intro.pdf](./lecture/week1/intro.pdf)
 - [logistic-regression-model-annotated.pdf](./lecture/week1/logistic-regression-model-annotated.pdf)
 - module-2-linear-classifier-assignment-graphlab [[ipynb](./lecture/week1/quiz-Learning%20Linear%20Classifiers.ipynb)] [[nbviewer](http://nbviewer.jupyter.org/github/tuanvu216/coursera-university-of-washington/blob/master/machine_learning/3_classification/lecture/week2/quiz-Learning%20Linear%20Classifiers.ipynb)]
 
@@ -13,3 +12,25 @@ Course 3: Classification
 - module-2-linear-classifier-assignment-graphlab [[ipynb](./assignment/week1/module-2-linear-classifier-assignment-graphlab.ipynb)] [[nbviewer](http://nbviewer.jupyter.org/github/tuanvu216/coursera-university-of-washington/blob/master/machine_learning/3_classification/assigment/week1/module-2-linear-classifier-assignment-graphlab.ipynb)]
 - quiz-week1-assignment.ipynb [[ipynb](./assignment/week1/quiz-week1-assignment.ipynb)] [[nbviewer](http://nbviewer.jupyter.org/github/tuanvu216/coursera-university-of-washington/blob/master/machine_learning/3_classification/assigment/week1/quiz-week1-assignment.ipynb)]
 
+## Week 2: Linear Classifiers & Logistic Regression
+
+### Learning Linear Classifiers
+
+**[Lecture](./lecture/week2)**
+- [logistic-regression-learning-annotated.pdf](./lecture/week2/logistic-regression-learning-annotated.pdf)
+- quiz-Learning Linear Classifiers.ipynb [[ipynb](./lecture/week2/quiz-Learning%20Linear%20Classifiers.ipynb)] [[nbviewer](http://nbviewer.jupyter.org/github/tuanvu216/coursera-university-of-washington/blob/master/machine_learning/3_classification/lecture/week2/quiz-Learning%20Linear%20Classifiers.ipynb)]
+
+**[Assigment](./assignment/week1)**
+- module-3-linear-classifier-learning-assignment-blank-graphlab.ipynb [[ipynb](./assignment/week2/module-3-linear-classifier-learning-assignment-blank-graphlab.ipynb)] [[nbviewer](http://nbviewer.jupyter.org/github/tuanvu216/coursera-university-of-washington/blob/master/machine_learning/3_classification/assigment/week2/module-3-linear-classifier-learning-assignment-blank-graphlab.ipynb)]
+- quiz-week2-assignment1.ipynb [[ipynb](./assignment/week2/quiz-week2-assignment1.ipynb)] [[nbviewer](http://nbviewer.jupyter.org/github/tuanvu216/coursera-university-of-washington/blob/master/machine_learning/3_classification/assigment/week2/quiz-week2-assignment1.ipynb)]
+
+### Overfitting & Regularization in Logistic Regression
+
+**[Lecture](./lecture/week2)**
+- [logistic-regression-overfitting-annotated.pdf](./lecture/week2/logistic-regression-overfitting-annotated.pdf)
+- quiz-Overfitting & Regularization in Logistic Regression.ipynb [[ipynb](./lecture/week2/quiz-Overfitting%20%26%20Regularization%20in%20Logistic%20Regression.ipynb)] [[nbviewer](http://nbviewer.jupyter.org/github/tuanvu216/coursera-university-of-washington/blob/master/machine_learning/3_classification/lecture/week2/quiz-Overfitting%20%26%20Regularization%20in%20Logistic%20Regression.ipynb)]
+
+**[Assigment](./assignment/week1)**
+- module-4-linear-classifier-regularization-assignment-blank-graphlab.ipynb [[ipynb](./assignment/week2/module-4-linear-classifier-regularization-assignment-blank-graphlab.ipynb)] [[nbviewer](http://nbviewer.jupyter.org/github/tuanvu216/coursera-university-of-washington/blob/master/machine_learning/3_classification/assigment/week2/module-4-linear-classifier-regularization-assignment-blank-graphlab.ipynb)]
+- quiz-week2-assignment2.ipynb [[ipynb](./assignment/week2/quiz-week2-assignment2.ipynb)] [[nbviewer](http://nbviewer.jupyter.org/github/tuanvu216/coursera-university-of-washington/blob/master/machine_learning/3_classification/assigment/week2/quiz-week2-assignment2.ipynb)]
+