diff --git a/docs/keyboard.md b/docs/keyboard.md
index f1f13cfb..dc438936 100644
--- a/docs/keyboard.md
+++ b/docs/keyboard.md
@@ -37,6 +37,7 @@ follows.
 | < | decreaseProgramSpeed |
 | > | increaseProgramSpeed |
 | ? | showHide |
+| + | expandAddNode |
 | Ctrl + Alt + x, a, b, 1 | selectBackward1 |
 | Ctrl + Alt + x, a, b, 2 | selectBackward2 |
 | Ctrl + Alt + x, a, b, 3 | selectBackward3 |
@@ -92,6 +93,7 @@ with the starting key of a sequence.  Those key bindings are as follows:
 | < | decreaseProgramSpeed |
 | > | increaseProgramSpeed |
 | ? | showHide |
+| + | expandAddNode |
 | Alt + x, a, b, 1 | selectBackward1 |
 | Alt + x, a, b, 2 | selectBackward2 |
 | Alt + x, a, b, 3 | selectBackward3 |
diff --git a/src/App.js b/src/App.js
index 69e1b3bd..dd8d761a 100644
--- a/src/App.js
+++ b/src/App.js
@@ -865,6 +865,10 @@ export class App extends React.Component<AppProps, AppState> {
                                 this.handleChangeCharacterPosition('turnRight');
                             }
                             break;
+                        case("expandAddNode"):
+                            const currentAddNodeState = this.state.settings.addNodeExpandedMode;
+                            this.handleChangeAddNodeExpandedMode(!currentAddNodeState);
+                            break;
                         case("changeToDefaultTheme"):
                             this.setStateSettings({theme: "mixed"});
                             break;
diff --git a/src/KeyboardInputSchemes.js b/src/KeyboardInputSchemes.js
index 6baa10be..8dd25f80 100644
--- a/src/KeyboardInputSchemes.js
+++ b/src/KeyboardInputSchemes.js
@@ -21,6 +21,7 @@ export type ActionName =
     | "addCommandToBeginning"
     | "addCommandToEnd"
     | "deleteCurrentStep"
+    | "expandAddNode"
     | "announceScene"
     | "decreaseProgramSpeed"
     | "increaseProgramSpeed"
@@ -321,6 +322,10 @@ const AltInputScheme: KeyboardInputScheme = Object.assign({
     stopProgram: {
         keyDef: { code: "KeyS", key: "s", altKey: true},
         actionName: "stopProgram"
+    },
+    expandAddNode: {
+        keyDef: { key: "+"},
+        actionName: "expandAddNode"
     }
 }, ExtendedKeyboardSequences);
 
@@ -387,6 +392,10 @@ const ControlAltInputScheme = Object.assign({
         keyDef: {code: "KeyS", key: "s", altKey: true, ctrlKey: true},
         actionName: "stopProgram"
     },
+    expandAddNode: {
+        keyDef: { key: "+", shiftKey: true},
+        actionName: "expandAddNode"
+    }
 }, ControlAltExtendedKeyboardSequences);
 
 export const KeyboardInputSchemes:KeyboardInputSchemesType = {