diff --git a/build-a-nucleus/build-a-nucleus-strings_es.json b/build-a-nucleus/build-a-nucleus-strings_es.json
deleted file mode 100644
index 6ef10beadf..0000000000
--- a/build-a-nucleus/build-a-nucleus-strings_es.json
+++ /dev/null
@@ -1,353 +0,0 @@
-{
-  "pattern.0label.1value": {
-    "value": "{0}: {1}",
-    "history": [
-      {
-        "userId": 136803,
-        "timestamp": 1680899007646,
-        "oldValue": "",
-        "newValue": "{0}: {1}"
-      }
-    ]
-  },
-  "pH": {
-    "value": "new pH value",
-    "history": [
-      {
-        "userId": 136803,
-        "timestamp": 1680899007646,
-        "oldValue": "",
-        "newValue": "test 5"
-      },
-      {
-        "userId": 136803,
-        "timestamp": 1680899073263,
-        "oldValue": "test 5",
-        "newValue": "test 6",
-        "explanation": null
-      },
-      {
-        "userId": 136803,
-        "timestamp": 1680899411220,
-        "oldValue": "test 6",
-        "newValue": "test 7",
-        "explanation": null
-      },
-      {
-        "userId": 136803,
-        "timestamp": 1680899488922,
-        "oldValue": "test 7",
-        "newValue": "test 8",
-        "explanation": null
-      }
-    ]
-  },
-  "pattern.0value.1units": {
-    "value": "{0}{1}",
-    "history": [
-      {
-        "userId": 136803,
-        "timestamp": 1680899007646,
-        "oldValue": "",
-        "newValue": "{0}{1}"
-      }
-    ]
-  },
-  "liters": {
-    "value": "L",
-    "history": [
-      {
-        "userId": 136803,
-        "timestamp": 1680899007646,
-        "oldValue": "",
-        "newValue": "L"
-      }
-    ]
-  },
-  "pattern.0value.1power": {
-    "value": "{0} x 10<sup>{1}</sup>",
-    "history": [
-      {
-        "userId": 136803,
-        "timestamp": 1680899007646,
-        "oldValue": "",
-        "newValue": "{0} x 10<sup>{1}</sup>"
-      }
-    ]
-  },
-  "concentrationGraph.yAxis": {
-    "value": "Equilibrium Concentration (mol/L)",
-    "history": [
-      {
-        "userId": 136803,
-        "timestamp": 1680899007646,
-        "oldValue": "",
-        "newValue": "Equilibrium Concentration (mol/L)"
-      }
-    ]
-  },
-  "graph": {
-    "value": "Graph",
-    "history": [
-      {
-        "userId": 136803,
-        "timestamp": 1680899007646,
-        "oldValue": "",
-        "newValue": "Graph"
-      }
-    ]
-  },
-  "hideViews": {
-    "value": "Hide Views",
-    "history": [
-      {
-        "userId": 136803,
-        "timestamp": 1680899007646,
-        "oldValue": "",
-        "newValue": "Hide Views"
-      }
-    ]
-  },
-  "molecules": {
-    "value": "Molecules",
-    "history": [
-      {
-        "userId": 136803,
-        "timestamp": 1680899007646,
-        "oldValue": "",
-        "newValue": "Molecules"
-      }
-    ]
-  },
-  "solvent": {
-    "value": "Solvent",
-    "history": [
-      {
-        "userId": 136803,
-        "timestamp": 1680899007646,
-        "oldValue": "",
-        "newValue": "Solvent"
-      }
-    ]
-  },
-  "solution": {
-    "value": "Solution",
-    "history": [
-      {
-        "userId": 136803,
-        "timestamp": 1680899007646,
-        "oldValue": "",
-        "newValue": "Solution"
-      }
-    ]
-  },
-  "tools": {
-    "value": "Tools",
-    "history": [
-      {
-        "userId": 136803,
-        "timestamp": 1680899007646,
-        "oldValue": "",
-        "newValue": "Tools"
-      }
-    ]
-  },
-  "views": {
-    "value": "Views",
-    "history": [
-      {
-        "userId": 136803,
-        "timestamp": 1680899007646,
-        "oldValue": "",
-        "newValue": "Views"
-      }
-    ]
-  },
-  "pHColorKey": {
-    "value": "pH Color Key",
-    "history": [
-      {
-        "userId": 136803,
-        "timestamp": 1680899007646,
-        "oldValue": "",
-        "newValue": "pH Color Key"
-      }
-    ]
-  },
-  "stronger": {
-    "value": "stronger",
-    "history": [
-      {
-        "userId": 136803,
-        "timestamp": 1680899007646,
-        "oldValue": "",
-        "newValue": "stronger"
-      }
-    ]
-  },
-  "weaker": {
-    "value": "weaker",
-    "history": [
-      {
-        "userId": 136803,
-        "timestamp": 1680899007646,
-        "oldValue": "",
-        "newValue": "weaker"
-      }
-    ]
-  },
-  "acid": {
-    "value": "Acid",
-    "history": [
-      {
-        "userId": 136803,
-        "timestamp": 1680899007646,
-        "oldValue": "",
-        "newValue": "Acid"
-      }
-    ]
-  },
-  "base": {
-    "value": "Base",
-    "history": [
-      {
-        "userId": 136803,
-        "timestamp": 1680899007646,
-        "oldValue": "",
-        "newValue": "Base"
-      }
-    ]
-  },
-  "initialConcentration": {
-    "value": "Initial Concentration (mol/L):",
-    "history": [
-      {
-        "userId": 136803,
-        "timestamp": 1680899007646,
-        "oldValue": "",
-        "newValue": "Initial Concentration (mol/L):"
-      }
-    ]
-  },
-  "strength": {
-    "value": "Strength:",
-    "history": [
-      {
-        "userId": 136803,
-        "timestamp": 1680899007646,
-        "oldValue": "",
-        "newValue": "Strength:"
-      }
-    ]
-  },
-  "strong": {
-    "value": "strong",
-    "history": [
-      {
-        "userId": 136803,
-        "timestamp": 1680899007646,
-        "oldValue": "",
-        "newValue": "strong"
-      }
-    ]
-  },
-  "weak": {
-    "value": "weak",
-    "history": [
-      {
-        "userId": 136803,
-        "timestamp": 1680899007646,
-        "oldValue": "",
-        "newValue": "weak"
-      }
-    ]
-  },
-  "screen.mySolution": {
-    "value": "My Solution",
-    "history": [
-      {
-        "userId": 136803,
-        "timestamp": 1680899007646,
-        "oldValue": "",
-        "newValue": "My Solution"
-      }
-    ]
-  },
-  "strongAcid": {
-    "value": "Strong Acid",
-    "history": [
-      {
-        "userId": 136803,
-        "timestamp": 1680899007646,
-        "oldValue": "",
-        "newValue": "Strong Acid"
-      }
-    ]
-  },
-  "strongBase": {
-    "value": "Strong Base",
-    "history": [
-      {
-        "userId": 136803,
-        "timestamp": 1680899007646,
-        "oldValue": "",
-        "newValue": "Strong Base"
-      }
-    ]
-  },
-  "water": {
-    "value": "Water",
-    "history": [
-      {
-        "userId": 136803,
-        "timestamp": 1680899007646,
-        "oldValue": "",
-        "newValue": "Water"
-      }
-    ]
-  },
-  "weakAcid": {
-    "value": "Weak Acid",
-    "history": [
-      {
-        "userId": 136803,
-        "timestamp": 1680899007646,
-        "oldValue": "",
-        "newValue": "Weak Acid"
-      }
-    ]
-  },
-  "weakBase": {
-    "value": "Weak Base",
-    "history": [
-      {
-        "userId": 136803,
-        "timestamp": 1680899007646,
-        "oldValue": "",
-        "newValue": "Weak Base"
-      }
-    ]
-  },
-  "screen.introduction": {
-    "value": "Introduction",
-    "history": [
-      {
-        "userId": 136803,
-        "timestamp": 1680899007646,
-        "oldValue": "",
-        "newValue": "Introduction"
-      }
-    ]
-  },
-  "acid-base-solutions.title": {
-    "value": "Acid-Base Solutions is my favorite sim of all time!",
-    "history": [
-      {
-        "userId": 136803,
-        "timestamp": 1680899007646,
-        "oldValue": "",
-        "newValue": "Acid-Base Solutions is my favorite sim of all time!"
-      }
-    ]
-  }
-}
\ No newline at end of file