diff --git a/README.md b/README.md
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+++ b/README.md
@@ -908,6 +908,7 @@ $ git config --global color.ui 1
 | Git for Computer Scientists | http://eagain.net/articles/git-for-computer-scientists/ |
 | Git Magic | http://www-cs-students.stanford.edu/~blynn/gitmagic/ |
 | GitHub Training Kit | http://training.github.com/kit |
+| Git Visualization Playground | http://onlywei.github.io/explain-git-with-d3/#freeplay |
 
 #### Git Books
 | Title | Link |