diff --git a/src/components/GamePlay/GamePlay.vue b/src/components/GamePlay/GamePlay.vue
index b012836..5a32dda 100644
--- a/src/components/GamePlay/GamePlay.vue
+++ b/src/components/GamePlay/GamePlay.vue
@@ -1,16 +1,7 @@
 <template>
-    <!-- <v-navigation-drawer width="133" class="d-none">
-        <v-btn-toggle variant="tonal" density="comfortable" class="ma-3" v-model="renderType" color="light-blue-darken-4">
-            <v-btn value="ST" icon="mdi-video-3d-variant"></v-btn>
-            <v-btn value="VR" icon="mdi-google-cardboard"></v-btn>
-            <v-btn value="AG" icon="mdi-glasses"></v-btn>
-        </v-btn-toggle>
-        <v-btn-toggle variant="tonal" v-model="store.prefs.xr.depthSense" class="ma-3" density="comfortable" color="green-darken-2">
-            <v-btn :value="true" icon="mdi-cube-outline"></v-btn>
-        </v-btn-toggle>
-        <v-btn icon="mdi-walk" @click="control"></v-btn>
-    </v-navigation-drawer> -->
-    <v-btn icon="mdi-fullscreen" @click="fullScreen"></v-btn>
+    <v-navigation-drawer width="133" rail location="right">        
+        <v-btn icon="mdi-fullscreen" @click="fullScreen" variant="text" v-tooltip="l.fullScreen"></v-btn>
+    </v-navigation-drawer>
     <div class="container my-3 position-relative ">
         <div ref="target" @click="targetClick" class="game-play-canvas"
             @mousedown="targetPointer($event, 'start')" 
diff --git a/src/components/InteractiveObjects/CharacterObject.vue b/src/components/InteractiveObjects/CharacterObject.vue
index 22df998..90a7bc2 100644
--- a/src/components/InteractiveObjects/CharacterObject.vue
+++ b/src/components/InteractiveObjects/CharacterObject.vue
@@ -5,7 +5,7 @@
     </div>
     <asset-selector @select="assignCharacter" :type="['Character']">
         <template v-slot:activator="props">
-            <v-btn v-bind="props" prepend-icon="mdi-video-box" color="deep-orange-darken-4" block>Select character</v-btn>
+            <v-btn v-bind="props" prepend-icon="mdi-video-box" color="deep-orange-darken-4" block>{{ l.selectCharacter }}</v-btn>
         </template>
     </asset-selector>
 </template>
diff --git a/src/components/InteractiveObjects/ClassicPuzzle.vue b/src/components/InteractiveObjects/ClassicPuzzle.vue
index 0dffcd7..5ca2034 100644
--- a/src/components/InteractiveObjects/ClassicPuzzle.vue
+++ b/src/components/InteractiveObjects/ClassicPuzzle.vue
@@ -1,13 +1,13 @@
 <template>
     <div v-if="modelValue.go">
-        <v-select label="Dimension" v-model="modelValue.dimension" :items="['3x3', '5x4', '6x6']" density="compact"></v-select>
+        <v-select :label="l.dimensions" v-model="modelValue.dimension" :items="['3x3', '5x4', '6x6']" density="compact"></v-select>
         <v-textarea :label="l.description" v-model="modelValue.introText"></v-textarea>
         <v-img :src="`/asset/thumb/${modelValue.go}.webp`" />
         <div class="text-caption text-center">{{ modelValue.title }}</div>
     </div>
     <asset-selector @select="assignTexture" :type="['Texture']">
         <template v-slot:activator="props">
-            <v-btn v-bind="props" prepend-icon="mdi-video-box" color="deep-orange-darken-4" block>Choose image object</v-btn>
+            <v-btn v-bind="props" prepend-icon="mdi-video-box" color="deep-orange-darken-4" block>{{ l.chooseImage }}</v-btn>
         </template>
     </asset-selector>
 </template>
diff --git a/src/components/InteractiveObjects/GenericObject.vue b/src/components/InteractiveObjects/GenericObject.vue
index c7667ff..6bda88b 100644
--- a/src/components/InteractiveObjects/GenericObject.vue
+++ b/src/components/InteractiveObjects/GenericObject.vue
@@ -2,13 +2,13 @@
     <div>
         <asset-selector @select="assignGameObject" :type="['GameObject']">
             <template v-slot:activator="props">
-                <v-btn v-bind="props" prepend-icon="mdi-panorama-outline" color="success" block>Choose game object</v-btn>
+                <v-btn v-bind="props" prepend-icon="mdi-panorama-outline" color="success" block>{{ l.chooseGameObject }}</v-btn>
             </template>
         </asset-selector>
         <v-textarea :label="l.description" v-model="modelValue.description" class="mt-3"></v-textarea>
-        <v-checkbox density="compact" v-model="modelValue.hud" hide-details label="Observe in head-up display"></v-checkbox>
-        <v-checkbox density="compact" v-model="modelValue.exclude" hide-details label="Disable interactions"></v-checkbox>
-        <v-checkbox density="compact" v-model="modelValue.noPhysics" hide-details label="Disable collisions"></v-checkbox>
+        <v-checkbox density="compact" v-model="modelValue.hud" hide-details :label="l.viewInHUD"></v-checkbox>
+        <v-checkbox density="compact" v-model="modelValue.exclude" hide-details :label="l.disableInteractions"></v-checkbox>
+        <v-checkbox density="compact" v-model="modelValue.noPhysics" hide-details :label="l.disableCollisions"></v-checkbox>
         <v-img :src="`/asset/thumb/${modelValue.go}.webp`" />
         <div class="text-caption text-center">{{ modelValue.title }}</div>
     </div>
diff --git a/src/components/InteractiveObjects/MazeQuizGame/MazeQuizGame.vue b/src/components/InteractiveObjects/MazeQuizGame/MazeQuizGame.vue
index 87ed9a2..4547c11 100644
--- a/src/components/InteractiveObjects/MazeQuizGame/MazeQuizGame.vue
+++ b/src/components/InteractiveObjects/MazeQuizGame/MazeQuizGame.vue
@@ -1,7 +1,7 @@
 <template>
     <v-dialog max-width="1400" scrollable>
         <template v-slot:activator="{ props: activatorProps }">
-            <v-btn v-bind="activatorProps">Manage Questions</v-btn>
+            <v-btn v-bind="activatorProps">{{ l.manageQuestions }}</v-btn>
         </template>
 
         <template v-slot:default="{ isActive }">
@@ -10,7 +10,7 @@
                     <div class="d-flex flex-wrap w-100">
                         <v-card v-for="(n, ni) in modelValue.questions" class="v-col-6" variant="outlined" border="0">
                             <v-card-item>
-                                <v-text-field density="compact" hide-details :label="`Question #${ni+1}`" v-model="n.q" class="py-2">
+                                <v-text-field density="compact" hide-details :label="`${l.question} #${ni+1}`" v-model="n.q" class="py-2">
                                     <template v-slot:append>
                                         <v-btn variant="plain" color="error" @click="deleteQuestion(ni)">
                                             <v-icon icon="mdi-delete-forever"></v-icon>
@@ -18,12 +18,12 @@
                                     </template>
                                 </v-text-field>
                                 <v-text-field  hide-details density="compact" v-model="n.a[0]" class="pb-2"
-                                    label="Correct answer" icon-color="success" prepend-icon="mdi-check"></v-text-field>
+                                    :label="l.correctAnswer" icon-color="success" prepend-icon="mdi-check"></v-text-field>
                                 <v-text-field hide-details density="compact" v-model="n.a[1]" class="pb-2"
-                                    label="Wrong answer #1" icon-color="error" prepend-icon="mdi-close"></v-text-field>
+                                    :label="`${l.wrongAnswer} #1`" icon-color="error" prepend-icon="mdi-close"></v-text-field>
                                 <v-text-field hide-details density="compact" v-model="n.a[2]" class="pb-2"
-                                    label="Wrong answer #2" v-if="n.a[1]" icon-color="error" prepend-icon="mdi-close"></v-text-field>
-                                <v-text-field density="compact" hide-details label="Wrong answer hint" v-model="n.h" class="pb-2"></v-text-field>
+                                    :label="`${l.wrongAnswer} #2`" v-if="n.a[1]" icon-color="error" prepend-icon="mdi-close"></v-text-field>
+                                <v-text-field density="compact" hide-details :label="l.wrongAnswerHint" v-model="n.h" class="pb-2"></v-text-field>
                             </v-card-item>
                             <v-divider></v-divider>
                         </v-card>
@@ -36,10 +36,10 @@
             </v-card>
         </template>
     </v-dialog>
-    <v-checkbox v-model="modelValue.shuffle" hide-details label="Shuffle questions"></v-checkbox>
-    <v-number-input density="compact" label="Correct answer points" v-model="modelValue.questionPoints"></v-number-input>
-    <v-number-input density="compact" label="Wrong answer penalty points" v-model="modelValue.questionPenalty"></v-number-input>
-    <v-select v-model="modelValue.style" :items="styles" density="compact" label="Visual style"></v-select>
+    <v-checkbox v-model="modelValue.shuffle" hide-details :label="l.shuffleQuestions"></v-checkbox>
+    <v-number-input density="compact" :label="l.correctAnswerPoints" v-model="modelValue.questionPoints"></v-number-input>
+    <v-number-input density="compact" :label="l.wrongAnswerPenalty" v-model="modelValue.questionPenalty"></v-number-input>
+    <v-select v-model="modelValue.style" :items="styles" density="compact" :label="l.visualStyle"></v-select>
     <SceneSwitcher v-model="mv"></SceneSwitcher>
 </template>
 
@@ -51,11 +51,11 @@ export default {
     data(){
         return {
             styles:[
-                { title: 'Lake reeds', value: 'quiz.gltf' },
-                { title: 'Grass and pavement pathway', value: 'quiz-s2.gltf' },
-                { title: 'Medieval Fortress', value: 'quiz-fortress.gltf' },
-                { title: 'Air Islands', value: 'quiz-on-air.gltf' },
-                { title: 'Red lake', value: 'quiz-red-lakes.gltf'}
+                { title: 'Lake reeds / тръстики в езерото', value: 'quiz.gltf' },
+                { title: 'Grass and pavement pathway / трева и паваж', value: 'quiz-s2.gltf' },
+                { title: 'Medieval Fortress / средновековна крепост', value: 'quiz-fortress.gltf' },
+                { title: 'Air Islands / острови във въздуха', value: 'quiz-on-air.gltf' },
+                { title: 'Red lake / червено езеро', value: 'quiz-red-lakes.gltf'}
             ]
         }
     },
diff --git a/src/components/InteractiveObjects/PairMatchingGame.vue b/src/components/InteractiveObjects/PairMatchingGame.vue
index 626f498..a7a49ef 100644
--- a/src/components/InteractiveObjects/PairMatchingGame.vue
+++ b/src/components/InteractiveObjects/PairMatchingGame.vue
@@ -1,13 +1,13 @@
 <template>
     <div v-if="modelValue.go">
-        <v-number-input density="compact" label="Number of elements" v-model="modelValue.c"></v-number-input>
+        <v-number-input density="compact" :label="l.elementsCount" v-model="modelValue.c"></v-number-input>
         <v-textarea :label="l.description" v-model="modelValue.introText"></v-textarea>
         <v-img :src="`/asset/thumb/${modelValue.go}.webp`" />
         <div class="text-caption text-center">{{ modelValue.title }}</div>
     </div>
     <asset-selector @select="assignTexture" :type="['Texture']">
         <template v-slot:activator="props">
-            <v-btn v-bind="props" prepend-icon="mdi-video-box" color="deep-orange-darken-4" block>Choose image object</v-btn>
+            <v-btn v-bind="props" prepend-icon="mdi-video-box" color="deep-orange-darken-4" block>{{ l.chooseImage }}</v-btn>
         </template>
     </asset-selector>
 </template>
diff --git a/src/components/InteractiveObjects/Particles.vue b/src/components/InteractiveObjects/Particles.vue
index 8286cdd..335c9c9 100644
--- a/src/components/InteractiveObjects/Particles.vue
+++ b/src/components/InteractiveObjects/Particles.vue
@@ -1,19 +1,19 @@
 <template>
     <div v-if="modelValue.go">
-        <v-number-input density="compact" :precision="null" label="Particle width" v-model="modelValue.x"></v-number-input>
-        <v-number-input density="compact" :precision="null" label="Particle height" v-model="modelValue.y"></v-number-input>
+        <v-number-input density="compact" :precision="null" :label="l.particleWidth" v-model="modelValue.x"></v-number-input>
+        <v-number-input density="compact" :precision="null" :label="l.particleHeight" v-model="modelValue.y"></v-number-input>
 
-        <v-number-input density="compact" :precision="null" label="Area width" v-model="modelValue.w"></v-number-input>
-        <v-number-input density="compact" :precision="null" label="Area length" v-model="modelValue.h"></v-number-input>
+        <v-number-input density="compact" :precision="null" :label="l.areaWidth" v-model="modelValue.w"></v-number-input>
+        <v-number-input density="compact" :precision="null" :label="l.areaLength" v-model="modelValue.h"></v-number-input>
 
-        <v-number-input density="compact" label="Count" v-model="modelValue.count"></v-number-input>
+        <v-number-input density="compact" :label="l.elementsCount" v-model="modelValue.count"></v-number-input>
 
         <v-img :src="`/asset/thumb/${modelValue.go}.webp`" />
         <div class="text-caption text-center">{{ modelValue.title }}</div>
     </div>
     <asset-selector @select="assignTexture" :type="['Texture']">
         <template v-slot:activator="props">
-            <v-btn v-bind="props" prepend-icon="mdi-video-box" color="deep-orange-darken-4" block>Choose image object</v-btn>
+            <v-btn v-bind="props" prepend-icon="mdi-video-box" color="deep-orange-darken-4" block>{{ l.chooseImage }}</v-btn>
         </template>
     </asset-selector>
 </template>
diff --git a/src/components/InteractiveObjects/PuzzleGame1.vue b/src/components/InteractiveObjects/PuzzleGame1.vue
index 397c5cd..5158df3 100644
--- a/src/components/InteractiveObjects/PuzzleGame1.vue
+++ b/src/components/InteractiveObjects/PuzzleGame1.vue
@@ -1,14 +1,14 @@
 <template>
     <div v-if="modelValue.go">
-        <v-number-input density="compact" label="Width" v-model="modelValue.w"></v-number-input>
-        <v-number-input density="compact" label="Height" v-model="modelValue.h"></v-number-input>
+        <v-number-input density="compact" :label="l.width" v-model="modelValue.w"></v-number-input>
+        <v-number-input density="compact" :label="l.height" v-model="modelValue.h"></v-number-input>
         <v-textarea :label="l.description" v-model="modelValue.introText"></v-textarea>
         <v-img :src="`/asset/thumb/${modelValue.go}.webp`" />
         <div class="text-caption text-center">{{ modelValue.title }}</div>
     </div>
     <asset-selector @select="assignTexture" :type="['Texture']">
         <template v-slot:activator="props">
-            <v-btn v-bind="props" prepend-icon="mdi-video-box" color="deep-orange-darken-4" block>Choose image object</v-btn>
+            <v-btn v-bind="props" prepend-icon="mdi-video-box" color="deep-orange-darken-4" block>{{ l.chooseImage }}</v-btn>
         </template>
     </asset-selector>
 </template>
diff --git a/src/components/InteractiveObjects/PuzzleGame2.vue b/src/components/InteractiveObjects/PuzzleGame2.vue
index 65b61ae..57da370 100644
--- a/src/components/InteractiveObjects/PuzzleGame2.vue
+++ b/src/components/InteractiveObjects/PuzzleGame2.vue
@@ -1,14 +1,14 @@
 <template>
     <div v-if="modelValue.go">
-        <v-number-input density="compact" label="Width" v-model="modelValue.w"></v-number-input>
-        <v-number-input density="compact" label="Height" v-model="modelValue.h"></v-number-input>
+        <v-number-input density="compact" :label="l.width" v-model="modelValue.w"></v-number-input>
+        <v-number-input density="compact" :label="l.height" v-model="modelValue.h"></v-number-input>
         <v-textarea :label="l.description" v-model="modelValue.introText"></v-textarea>
         <v-img :src="`/asset/thumb/${modelValue.go}.webp`" />
         <div class="text-caption text-center">{{ modelValue.title }}</div>
     </div>
     <asset-selector @select="assignTexture" :type="['Texture']">
         <template v-slot:activator="props">
-            <v-btn v-bind="props" prepend-icon="mdi-video-box" color="deep-orange-darken-4" block>Choose image object</v-btn>
+            <v-btn v-bind="props" prepend-icon="mdi-video-box" color="deep-orange-darken-4" block>{{ l.chooseImage }}</v-btn>
         </template>
     </asset-selector>
 </template>
diff --git a/src/components/InteractiveObjects/SceneSwitcher.vue b/src/components/InteractiveObjects/SceneSwitcher.vue
index 147cec2..cc3cfb9 100644
--- a/src/components/InteractiveObjects/SceneSwitcher.vue
+++ b/src/components/InteractiveObjects/SceneSwitcher.vue
@@ -1,8 +1,8 @@
 <template>
     <div>
-        <v-select label="Switch to scene" v-model="modelValue.switchScene" density="compact" 
+        <v-select :label="l.switchToScene" v-model="modelValue.switchScene" density="compact" 
             :items="scenes"></v-select>
-        <v-select label="Switch type" v-model="modelValue.switchType" density="compact"
+        <v-select :label="l.switchType" v-model="modelValue.switchType" density="compact"
             :items="switchTypes"></v-select>
         <!-- <div class="text-caption text-center">{{ modelValue.title }}</div> -->
     </div>
@@ -18,15 +18,12 @@ export default {
     data(){
         return {
             active: false,
-            switchTypes: [
-                { title: 'Award', value: 'award' },
-                { title: 'Sphere', value: 'sphere' },
-                { title: 'Sensor', value: 'sensor' }
-            ]
+            switchTypes: ['award', 'sphere', 'sensor']
         }
     },
     mounted(){
         this.active = true;
+        this.switchTypes = this.switchTypes.map(t=>({title: this.l.switchTypes[t], value: t}))
     },
 
     props:{
diff --git a/src/components/InteractiveObjects/SingleQuestion.vue b/src/components/InteractiveObjects/SingleQuestion.vue
index a717c36..b423689 100644
--- a/src/components/InteractiveObjects/SingleQuestion.vue
+++ b/src/components/InteractiveObjects/SingleQuestion.vue
@@ -1,9 +1,9 @@
 <template>
     <div v-if="modelValue.go">
-        <v-text-field hide-details density="compact" v-model="modelValue.q" class="pb-2" label="Question" icon-color="blue" prepend-icon="mdi-chat-question-outline"></v-text-field>
-        <v-text-field hide-details density="compact" v-model="modelValue.a[0]" class="pb-2" label="Correct answer" icon-color="success" prepend-icon="mdi-check"></v-text-field>
+        <v-text-field hide-details density="compact" v-model="modelValue.q" class="pb-2" :label="l.question" icon-color="blue" prepend-icon="mdi-chat-question-outline"></v-text-field>
+        <v-text-field hide-details density="compact" v-model="modelValue.a[0]" class="pb-2" :label="l.correctAnswer" icon-color="success" prepend-icon="mdi-check"></v-text-field>
         <v-text-field v-for="i in 4" :key="i" hide-details density="compact" v-model="modelValue.a[i]" 
-            v-show="modelValue.a[i-1]" class="pb-2" :label="`Wrong answer #${i}`" icon-color="error" 
+            v-show="modelValue.a[i-1]" class="pb-2" :label="`${l.wrongAnswer} #${i}`" icon-color="error" 
             prepend-icon="mdi-close"></v-text-field>
         <v-img :src="`/asset/thumb/${modelValue.go}.webp`" />
         <div class="text-caption text-center">{{ modelValue.title }}</div>
diff --git a/src/components/InteractiveObjects/VideoPlayer.vue b/src/components/InteractiveObjects/VideoPlayer.vue
index 912fdc9..85a2f29 100644
--- a/src/components/InteractiveObjects/VideoPlayer.vue
+++ b/src/components/InteractiveObjects/VideoPlayer.vue
@@ -2,11 +2,11 @@
     <div v-if="modelValue.go">
         <v-img :src="`/asset/thumb/${modelValue.go}.webp`" />
         <div class="text-caption text-center">{{ modelValue.title }}</div>
-        <v-checkbox density="compact" v-model="modelValue.playInHud" hide-details label="Play in full screen"></v-checkbox>
+        <v-checkbox density="compact" v-model="modelValue.playInHud" hide-details :label="l.viewInHUD"></v-checkbox>
     </div>
     <asset-selector @select="assignVideoObject" :type="['Video']">
         <template v-slot:activator="props">
-            <v-btn v-bind="props" prepend-icon="mdi-video-box" color="deep-orange-darken-4" block>Choose video object</v-btn>
+            <v-btn v-bind="props" prepend-icon="mdi-video-box" color="deep-orange-darken-4" block>{{ l.chooseVideoObject }}</v-btn>
         </template>
     </asset-selector>
 </template>
diff --git a/src/components/SceneDesigner/GameObject.vue b/src/components/SceneDesigner/GameObject.vue
index efeed64..3ff360b 100644
--- a/src/components/SceneDesigner/GameObject.vue
+++ b/src/components/SceneDesigner/GameObject.vue
@@ -22,22 +22,22 @@
             class="scene-switcher" marker-start="url(#arrow)" ></OffsetLine>
     </teleport>
     <v-card v-if="selected" :title="modelValue.title" class="mx-2" variant="text">
-        <v-select label="Game Object Type" v-model="modelValue.type" density="compact" hide-details
+        <v-select :label="l.gameObjectType" v-model="modelValue.type" density="compact" hide-details
             :items="InteractiveObjectTypes.map(e=>({title: e.name, value: e.id}))"></v-select>
         <v-form class="pt-4">
             <v-text-field density="compact" :label="l.name" v-model="modelValue.title"></v-text-field>
             <!-- <v-text-field density="compact" :label="l.id" v-model="modelValue.id"></v-text-field> -->
-            <v-number-input density="compact" label="Completion points" v-model="modelValue.points"></v-number-input>
+            <v-number-input density="compact" :label="l.completionPoints" v-model="modelValue.points"></v-number-input>
         </v-form>
         <div v-if="selected && modelValue.type">
             <component :is="modelValue.type" v-model="mv"></component>
         </div>
 
-        <v-card title="Activation requirements" v-if="modelValue.type != 'CharacterObject'">
-            <v-number-input density="compact" label="Level score should be above" v-model="modelValue.activationScore"></v-number-input>
-            <v-select density="compact" label="Following elements should be completed"  v-model="modelValue.activationTriggers"
+        <v-card :title="l.activationConditions" v-if="modelValue.type != 'CharacterObject'">
+            <v-number-input density="compact" :label="l.minActivationScore" v-model="modelValue.activationScore"></v-number-input>
+            <v-select density="compact" :label="l.completionElements"  v-model="modelValue.activationTriggers"
                 :items="parent.data.items.filter(v=>!v.data.exclude && v.data!==modelValue).map(v=>({title: v.data.title, value: v.data.id}))" multiple ></v-select>
-            <v-select label="Activation Type" :items="activationTypes" density="compact" v-model="modelValue.activationType"></v-select>
+            <v-select :label="l.activatoinType" :items="activationTypes" density="compact" v-model="modelValue.activationType"></v-select>
         </v-card>
     </v-card>
     
@@ -82,7 +82,7 @@ export default {
         return {
             InteractiveObjectTypes,
             active: false,
-            activationTypes: [{ title:'Unlock', value:'unlock'}, { title:'Appear', value:'appear'}]
+            activationTypes: ['unlock', 'appear'],
         }
     },
     mounted(){
@@ -90,6 +90,7 @@ export default {
         this.modelValue.points ??= 10;
         this.modelValue.activationScore ??= 0;
         this.modelValue.type ??= 'GenericObject';
+        this.activationTypes = this.activationTypes.map(t=>({title: this.l.activationTypes[t], value: t}))
         if (components[this.modelValue.type].__transform){
             components[this.modelValue.type].__transform(this.modelValue)
         }
diff --git a/src/plugins/lang.js b/src/plugins/lang.js
index 3a16416..ee04b61 100644
--- a/src/plugins/lang.js
+++ b/src/plugins/lang.js
@@ -26,6 +26,47 @@ const lang = {
         captureThumbnail: 'Save thumbnail',
         publish: 'Publish',
         gameObjects: 'Objects',
+        gameObjectType: 'Game object type',
+        activationConditions: 'Activation conditions',
+        activatoinType: 'Activation type',
+        activationTypes:{
+            unlock: 'Unlock',
+            appear: 'Appear',
+        },
+        switchToScene: 'Switch to scene',
+        switchType:'Switch type',
+        switchTypes:{
+            award: 'Award',
+            sphere: 'Sphere',
+            sensor: 'Sensor',
+        },
+        completionPoints: 'Completion points',
+        completionElements: 'Following elements should be completed',
+        minActivationScore: 'Minimum level score for activation',
+        viewInHUD: 'Observe in head-up display',
+        disableInteractions: 'Disable interactions',
+        disableCollisions: 'Disable collisions',
+        dimensions: 'Dimensions',
+        elementsCount: 'Number of elements',
+        particleWidth: 'Particle width',
+        particleHeight: 'Particle height',
+        areaWidth: 'Area width',
+        areaLength: 'Area length',
+        chooseImage: 'Choose image',
+        chooseGameObject: 'Choose game object',
+        chooseVideoObject: 'Choose video object',
+        selectCharacter: 'Select character',
+        width: 'Width',
+        height: 'Height',
+        question: 'Question',
+        manageQuestions: 'Manage questions',
+        shuffleQuestions: 'Shuffle questions',
+        correctAnswer: 'Correct answer',
+        correctAnswerPoints: 'Points for correct answer',
+        wrongAnswer: 'Wrong answer',
+        wrongAnswerPenalty: 'Penalty for wrong answer (-points)',
+        wrongAnswerHint: 'Wrong answer hint',
+        visualStyle: 'Visual style',
         gameScenarios: 'Scenarios',
         gameRules: 'Rules',
         gameDesigner: 'Game studio',
@@ -69,6 +110,7 @@ const lang = {
         displayName:'Display Name',
         firstName:'First Name',
         lastName:'Last Name',
+        fullScreen: 'Full screen',
         errors:{
             unauthorized: 'Unauthorized',
             notFound: 'Object not found',
@@ -118,6 +160,47 @@ const lang = {
         captureThumbnail: 'Save thumbnail',
         publish: 'Публикуване',
         gameObjects: 'Обекти',
+        gameObjectType: 'Тип игрови обект',
+        activationConditions: 'Условия за активиране',
+        activatoinType: 'Начин на активиране',
+        activationTypes:{
+            unlock: 'Отключване',
+            appear: 'Появяване',
+        },
+        switchToScene: 'Преминаване към сцена',
+        switchType:'Тип преминаване',
+        switchTypes:{
+            award: 'Награда',
+            sphere: 'Сфера',
+            sensor: 'Преминаване',
+        },
+        completionPoints: 'Брой точки',
+        completionElements: 'Изпълнени елементи преди активиране',
+        minActivationScore: 'Минимален брой точки за активиране',
+        viewInHUD: 'Показване в HUD (head-up display)',
+        disableInteractions: 'Без взаимодействия',
+        disableCollisions: 'Без колизии',
+        dimensions: 'Размери',
+        elementsCount: 'Брой елементи',
+        particleWidth: 'Ширина на частиците',
+        particleHeight: 'Височина на частиците',
+        areaWidth: 'Ширина на площта',
+        areaLength: 'Дължина на площта',
+        chooseImage: 'Избери изображение',
+        chooseGameObject: 'Избери игрови обект',
+        chooseVideoObject: 'Избери видео обект',
+        selectCharacter: 'Избери герой',
+        width: 'Ширина',
+        height: 'Височина',
+        question: 'Въпрос',
+        manageQuestions: 'Въвеждане на въпросите',
+        shuffleQuestions: 'Разбъркване на въпросите',
+        correctAnswer: 'Правилен отговор',
+        correctAnswerPoints: 'Точки за правилен отговор',
+        wrongAnswer: 'Грешен отговор',
+        wrongAnswerPenalty: 'Наказание за грешен отговор (-точки)',
+        wrongAnswerHint: 'Подсказка при грешен отговор',
+        visualStyle: 'Визия',
         gameScenarios: 'Сценарии',
         gameRules: 'Правила',
         gameDesigner: 'Студио',
@@ -161,6 +244,7 @@ const lang = {
         displayName:'Псевдоним',
         firstName:'Име',
         lastName:'Фамилия',
+        fullScreen: 'Цял екран',
         errors:{
             unauthorized: 'Отказан достъп',
             notFound: 'Обектът не е намерен',