diff --git a/README.md b/README.md
index 0a1fc81..7385377 100644
--- a/README.md
+++ b/README.md
@@ -164,7 +164,6 @@ Challenges, solutions, and unit tests are presented in the form of **IPython/Jup
 | Implement n stacks using a single array | [Challenge](http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/stacks_queues/n_stacks/n_stacks_challenge.ipynb)│[Solution](http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/stacks_queues/n_stacks/n_stacks_solution.ipynb) |
 | Implement a stack that keeps track of its minimum element | [Challenge](http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/stacks_queues/stack_min/stack_min_challenge.ipynb)│[Solution](http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/stacks_queues/stack_min/stack_min_solution.ipynb) |
 | Implement a set of stacks class that wraps a list of capacity-bounded stacks | [Challenge]()│[Solution](http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/stacks_queues/set_of_stacks/set_of_stacks_solution.ipynb) |
-| Implement the Towers of Hanoi with 3 towers and N disks | [Challenge](http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/stacks_queues/hanoi/hanoi_challenge.ipynb)│[Solution](http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/stacks_queues/hanoi/hanoi_solution.ipynb) |
 | Implement a queue using two stacks | [Challenge](http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/stacks_queues/queue_from_stacks/queue_from_stacks_challenge.ipynb)│[Solution](http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/stacks_queues/queue_from_stacks/queue_from_stacks_solution.ipynb) |
 | Sort a stack using another stack as a buffer | [Challenge](http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/stacks_queues/sort_stack/sort_stack_challenge.ipynb)│[Solution](http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/stacks_queues/sort_stack/sort_stack_solution.ipynb) |
 | Implement a stack | [Challenge](http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/stacks_queues/stack/stack_challenge.ipynb)│[Solution](http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/stacks_queues/stack/stack_solution.ipynb) |
@@ -232,6 +231,7 @@ Challenges, solutions, and unit tests are presented in the form of **IPython/Jup
 | Challenge | Static Notebooks |
 |--------------------------------------------------------------------------------------------------------------|--------------------------------------------------------------------------------------------------------------------------------------------|
 | Implement fibonacci recursively, dynamically, and iteratively | [Challenge](http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/recursion_dynamic/fibonacci/fibonacci_challenge.ipynb)│[Solution](http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/recursion_dynamic/fibonacci/fibonacci_solution.ipynb) |
+| Implement the Towers of Hanoi with 3 towers and N disks | [Challenge](http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/recursion_dynamic/hanoi/hanoi_challenge.ipynb)│[Solution](http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/recursion_dynamic/hanoi/hanoi_solution.ipynb) |
 | Find the number of ways to represent n cents given an array of coins | [Challenge](http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/recursion_dynamic/coinchange_ways/coinchange_ways_challenge.ipynb)│[Solution](http://nbviewer.ipython.org/github/donnemartin/interactive-coding-challenges/blob/master/recursion_dynamic/coinchange_ways/coinchange_ways_solution.ipynb) |
 | Implement factorial recursively, dynamically, and iteratively | [Contribute](https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md)│[Contribute](https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md) |
 | Perform a binary search on a sorted array of integers | [Contribute](https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md)│[Contribute](https://github.com/donnemartin/interactive-coding-challenges/blob/master/CONTRIBUTING.md) |
diff --git a/recursion_dynamic/hanoi/hanoi_challenge.ipynb b/recursion_dynamic/hanoi/hanoi_challenge.ipynb
index e9c6d56..8aad188 100644
--- a/recursion_dynamic/hanoi/hanoi_challenge.ipynb
+++ b/recursion_dynamic/hanoi/hanoi_challenge.ipynb
@@ -74,8 +74,8 @@
    },
    "outputs": [],
    "source": [
-    "%run ../stack/stack.py\n",
-    "%load ../stack/stack.py"
+    "%run ../../stacks_queues/stack/stack.py\n",
+    "%load ../../stacks_queues/stack/stack.py"
    ]
   },
   {
diff --git a/recursion_dynamic/hanoi/hanoi_solution.ipynb b/recursion_dynamic/hanoi/hanoi_solution.ipynb
index 96ffcbb..7b0a099 100644
--- a/recursion_dynamic/hanoi/hanoi_solution.ipynb
+++ b/recursion_dynamic/hanoi/hanoi_solution.ipynb
@@ -82,7 +82,7 @@
    },
    "outputs": [],
    "source": [
-    "%run ../stack/stack.py"
+    "%run ../../stacks_queues/stack/stack.py"
    ]
   },
   {