Add accessible names and strings for UI elements in Number Pairs, see: …

…phetsims/number-pairs#78

_generated_development_strings/number-pairs_all.json

@@ -62,6 +62,60 @@
     },
     "automaticallyHearPhraseDescription": {
       "value": "Hear the phrase update automatically as you interact."
+    },
+    "hearNumberSentence": {
+      "value": "Hear Number Sentence"
+    },
+    "organizeObjects": {
+      "value": "Organize Objects"
+    },
+    "organizeObjectsHelpText": {
+      "value": "Organizes objects into groups of five."
+    },
+    "swapAddends": {
+      "value": "Swap Addends"
+    },
+    "makesAreaVisible": {
+      "value": "Makes area visible."
+    },
+    "firstAddendNoJump": {
+      "value": "First Addend No Jump"
+    },
+    "firstAddendJump": {
+      "value": "First Addend Jump"
+    },
+    "sceneSelectionRadioButtonGroup": {
+      "value": "Scene Selection Radio Button Group"
+    },
+    "apples": {
+      "value": "Apples"
+    },
+    "soccerBalls": {
+      "value": "Soccer Balls"
+    },
+    "butterflies": {
+      "value": "Butterflies"
+    },
+    "oneCards": {
+      "value": "One Cards"
+    },
+    "kittens": {
+      "value": "Kittens"
+    },
+    "beads": {
+      "value": "Beads"
+    },
+    "numberLine": {
+      "value": "Number Line"
+    },
+    "representationType": {
+      "value": "Representation Type"
+    },
+    "locationCountingObjects": {
+      "value": "Location Counting Objects"
+    },
+    "numberLineSlider": {
+      "value": "Number Line Slider"
     }
   }
 }