diff --git a/lab-control-flow-en.ipynb b/lab-control-flow-en.ipynb
deleted file mode 100644
index 01a1479..0000000
--- a/lab-control-flow-en.ipynb
+++ /dev/null
@@ -1,435 +0,0 @@
-{
- "cells": [
-  {
-   "cell_type": "markdown",
-   "metadata": {},
-   "source": [
-    "## Words"
-   ]
-  },
-  {
-   "cell_type": "code",
-   "execution_count": 2,
-   "metadata": {},
-   "outputs": [],
-   "source": [
-    "words = ['play', 'filling', 'bar', 'theatre', 'easygoing', 'date', 'lead', 'that', 'story',  'island']"
-   ]
-  },
-  {
-   "cell_type": "markdown",
-   "metadata": {},
-   "source": [
-    "**Print every word in upper case**"
-   ]
-  },
-  {
-   "cell_type": "code",
-   "execution_count": 3,
-   "metadata": {},
-   "outputs": [
-    {
-     "name": "stdout",
-     "output_type": "stream",
-     "text": [
-      "PLAY\n",
-      "FILLING\n",
-      "BAR\n",
-      "THEATRE\n",
-      "EASYGOING\n",
-      "DATE\n",
-      "LEAD\n",
-      "THAT\n",
-      "STORY\n",
-      "ISLAND\n"
-     ]
-    }
-   ],
-   "source": [
-    "for word in words:\n",
-    "    print(word.upper())\n"
-   ]
-  },
-  {
-   "cell_type": "markdown",
-   "metadata": {},
-   "source": [
-    "**Create a new list containing only words with 5 or more letters**"
-   ]
-  },
-  {
-   "cell_type": "code",
-   "execution_count": 4,
-   "metadata": {},
-   "outputs": [
-    {
-     "name": "stdout",
-     "output_type": "stream",
-     "text": [
-      "['filling', 'theatre', 'easygoing', 'story', 'island']\n"
-     ]
-    }
-   ],
-   "source": [
-    "five_letters = []\n",
-    "\n",
-    "for word in words:\n",
-    "    if len(word) >= 5:\n",
-    "        five_letters.append(word)\n",
-    "\n",
-    "print(five_letters)\n",
-    "\n"
-   ]
-  },
-  {
-   "cell_type": "markdown",
-   "metadata": {},
-   "source": [
-    "**Print the first word starting with \"t\"**"
-   ]
-  },
-  {
-   "cell_type": "code",
-   "execution_count": 5,
-   "metadata": {},
-   "outputs": [
-    {
-     "name": "stdout",
-     "output_type": "stream",
-     "text": [
-      "theatre\n"
-     ]
-    }
-   ],
-   "source": [
-    "for word in words:\n",
-    "    if word.startswith('t'):\n",
-    "        print(word)\n",
-    "        break"
-   ]
-  },
-  {
-   "cell_type": "markdown",
-   "metadata": {},
-   "source": [
-    "## Numbers"
-   ]
-  },
-  {
-   "cell_type": "markdown",
-   "metadata": {},
-   "source": [
-    "**Create a list containing the square of every number from 1 to 10**"
-   ]
-  },
-  {
-   "cell_type": "code",
-   "execution_count": 6,
-   "metadata": {},
-   "outputs": [
-    {
-     "name": "stdout",
-     "output_type": "stream",
-     "text": [
-      "[1, 4, 9, 16, 25, 36, 49, 64, 81, 100]\n"
-     ]
-    }
-   ],
-   "source": [
-    "square=[]\n",
-    "\n",
-    "for numbers in range(1, 11):\n",
-    "    square.append(numbers**2)\n",
-    "\n",
-    "print(square)\n"
-   ]
-  },
-  {
-   "cell_type": "markdown",
-   "metadata": {},
-   "source": [
-    "**Print a list containing the square of every odd number from 1 to 10**"
-   ]
-  },
-  {
-   "cell_type": "code",
-   "execution_count": 7,
-   "metadata": {},
-   "outputs": [
-    {
-     "name": "stdout",
-     "output_type": "stream",
-     "text": [
-      "[1, 9, 25, 49, 81]\n"
-     ]
-    }
-   ],
-   "source": [
-    "square_odds=[]\n",
-    "\n",
-    "for numbers in range(1, 11):\n",
-    "    if numbers % 2 != 0:\n",
-    "        square_odds.append(numbers**2)\n",
-    "\n",
-    "print(square_odds)"
-   ]
-  },
-  {
-   "cell_type": "markdown",
-   "metadata": {},
-   "source": [
-    "**Create a list with the squares of all multiples of 8 below 1000**"
-   ]
-  },
-  {
-   "cell_type": "code",
-   "execution_count": 8,
-   "metadata": {},
-   "outputs": [
-    {
-     "name": "stdout",
-     "output_type": "stream",
-     "text": [
-      "[8, 16, 24, 32, 40, 48, 56, 64, 72, 80, 88, 96, 104, 112, 120, 128, 136, 144, 152, 160, 168, 176, 184, 192, 200, 208, 216, 224, 232, 240, 248, 256, 264, 272, 280, 288, 296, 304, 312, 320, 328, 336, 344, 352, 360, 368, 376, 384, 392, 400, 408, 416, 424, 432, 440, 448, 456, 464, 472, 480, 488, 496, 504, 512, 520, 528, 536, 544, 552, 560, 568, 576, 584, 592, 600, 608, 616, 624, 632, 640, 648, 656, 664, 672, 680, 688, 696, 704, 712, 720, 728, 736, 744, 752, 760, 768, 776, 784, 792, 800, 808, 816, 824, 832, 840, 848, 856, 864, 872, 880, 888, 896, 904, 912, 920, 928, 936, 944, 952, 960, 968, 976, 984, 992, 1000]\n"
-     ]
-    }
-   ],
-   "source": [
-    "square_eight=[]\n",
-    "\n",
-    "for numbers in range(1, 1001):\n",
-    "    if numbers % 8 == 0:\n",
-    "        square_eight.append(numbers)\n",
-    "\n",
-    "print(square_eight)"
-   ]
-  },
-  {
-   "cell_type": "markdown",
-   "metadata": {},
-   "source": [
-    "## People"
-   ]
-  },
-  {
-   "cell_type": "code",
-   "execution_count": 9,
-   "metadata": {},
-   "outputs": [],
-   "source": [
-    "people = [\n",
-    "    {\n",
-    "        \"name\": \"Juan\",\n",
-    "        \"age\": 34,\n",
-    "        \"n_kids\": 2\n",
-    "    },\n",
-    "    {\n",
-    "        \"name\": \"Pepe\",\n",
-    "        \"age\": 27,\n",
-    "        \"n_kids\": 0\n",
-    "    },\n",
-    "    {\n",
-    "        \"name\": \"Sonia\",\n",
-    "        \"age\": 41,\n",
-    "        \"n_kids\": 1\n",
-    "    },\n",
-    "    {\n",
-    "        \"name\": \"Lucía\",\n",
-    "        \"age\": 22,\n",
-    "        \"n_kids\": 2\n",
-    "    },\n",
-    "    {\n",
-    "        \"name\": \"Leo\",\n",
-    "        \"age\": 55,\n",
-    "        \"n_kids\": 5\n",
-    "    }\n",
-    "]"
-   ]
-  },
-  {
-   "cell_type": "markdown",
-   "metadata": {},
-   "source": [
-    "**How many people are there?**"
-   ]
-  },
-  {
-   "cell_type": "code",
-   "execution_count": 10,
-   "metadata": {},
-   "outputs": [
-    {
-     "name": "stdout",
-     "output_type": "stream",
-     "text": [
-      "5\n"
-     ]
-    }
-   ],
-   "source": [
-    "number_of_people = len(people)\n",
-    "\n",
-    "print(number_of_people) \n"
-   ]
-  },
-  {
-   "cell_type": "markdown",
-   "metadata": {},
-   "source": [
-    "**How many people have kids**?"
-   ]
-  },
-  {
-   "cell_type": "code",
-   "execution_count": 11,
-   "metadata": {},
-   "outputs": [
-    {
-     "name": "stdout",
-     "output_type": "stream",
-     "text": [
-      "4\n"
-     ]
-    }
-   ],
-   "source": [
-    "kids = 0\n",
-    "\n",
-    "for person in people:\n",
-    "    if person[\"n_kids\"] > 0:\n",
-    "        kids += 1\n",
-    "\n",
-    "print(kids)      "
-   ]
-  },
-  {
-   "cell_type": "markdown",
-   "metadata": {},
-   "source": [
-    "**How many kids do they have in total?**"
-   ]
-  },
-  {
-   "cell_type": "code",
-   "execution_count": 12,
-   "metadata": {},
-   "outputs": [
-    {
-     "name": "stdout",
-     "output_type": "stream",
-     "text": [
-      "Name: Juan, Number of Kids: 2\n",
-      "Name: Sonia, Number of Kids: 1\n",
-      "Name: Lucía, Number of Kids: 2\n",
-      "Name: Leo, Number of Kids: 5\n",
-      "The total amount of kids is:  10\n"
-     ]
-    }
-   ],
-   "source": [
-    "total_kids = 0\n",
-    "\n",
-    "for person in people:\n",
-    "    if person[\"n_kids\"] > 0:\n",
-    "        print(f\"Name: {person['name']}, Number of Kids: {person['n_kids']}\")\n",
-    "        total_kids += person[\"n_kids\"]\n",
-    "\n",
-    "print(\"The total amount of kids is: \", total_kids)\n",
-    "        \n",
-    "        \n"
-   ]
-  },
-  {
-   "cell_type": "markdown",
-   "metadata": {},
-   "source": [
-    "**In a year's time, names ending with \"a\" will have an extra kid. Create a list of dictionaries with people's info in a year's time**"
-   ]
-  },
-  {
-   "cell_type": "code",
-   "execution_count": 13,
-   "metadata": {},
-   "outputs": [],
-   "source": [
-    "people_in_a_year = []\n",
-    "\n",
-    "for person in people:\n",
-    "    people_in_a_year.append({\n",
-    "        \"name\": person[\"name\"],\n",
-    "        \"age\": person[\"age\"],\n",
-    "        \"n_kids\": person[\"n_kids\"]\n",
-    "    })\n",
-    "    person[\"age\"] += 1\n",
-    "\n",
-    "for person in people:\n",
-    "    if person[\"name\"].endswith('a'):\n",
-    "       person[\"n_kids\"] += 1\n",
-    "        "
-   ]
-  }
- ],
- "metadata": {
-  "kernelspec": {
-   "display_name": "Python 3",
-   "language": "python",
-   "name": "python3"
-  },
-  "language_info": {
-   "codemirror_mode": {
-    "name": "ipython",
-    "version": 3
-   },
-   "file_extension": ".py",
-   "mimetype": "text/x-python",
-   "name": "python",
-   "nbconvert_exporter": "python",
-   "pygments_lexer": "ipython3",
-   "version": "3.13.0"
-  },
-  "toc": {
-   "base_numbering": 1,
-   "nav_menu": {},
-   "number_sections": false,
-   "sideBar": true,
-   "skip_h1_title": false,
-   "title_cell": "Table of Contents",
-   "title_sidebar": "Contents",
-   "toc_cell": false,
-   "toc_position": {},
-   "toc_section_display": true,
-   "toc_window_display": true
-  },
-  "varInspector": {
-   "cols": {
-    "lenName": 16,
-    "lenType": 16,
-    "lenVar": 40
-   },
-   "kernels_config": {
-    "python": {
-     "delete_cmd_postfix": "",
-     "delete_cmd_prefix": "del ",
-     "library": "var_list.py",
-     "varRefreshCmd": "print(var_dic_list())"
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-    "r": {
-     "delete_cmd_postfix": ") ",
-     "delete_cmd_prefix": "rm(",
-     "library": "var_list.r",
-     "varRefreshCmd": "cat(var_dic_list()) "
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-   },
-   "types_to_exclude": [
-    "module",
-    "function",
-    "builtin_function_or_method",
-    "instance",
-    "_Feature"
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-   "window_display": false
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- "nbformat": 4,
- "nbformat_minor": 4
-}