diff --git a/frontend/lesson-history.html b/frontend/lesson-history.html
index 408ab6f..fed63a8 100644
--- a/frontend/lesson-history.html
+++ b/frontend/lesson-history.html
@@ -1001,6 +1001,14 @@
                       <span>Загрузка доски...</span>
                     </div>
                     <div class="lh-board-export">
+                      <button class="lh-export-btn" onclick="saveBoardToMaterials(this)" title="Сохранить страницу в «Мои материалы»">
+                        <svg width="12" height="12" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2.5" stroke-linecap="round" stroke-linejoin="round"><path d="M19 21H5a2 2 0 0 1-2-2V5a2 2 0 0 1 2-2h11l5 5v11a2 2 0 0 1-2 2z"/><polyline points="17 21 17 13 7 13 7 21"/><polyline points="7 3 7 8 15 8"/></svg>
+                        К себе
+                      </button>
+                      <button class="lh-export-btn" onclick="saveBoardRegion(this)" title="Выделить и сохранить часть доски">
+                        <svg width="12" height="12" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2.5" stroke-linecap="round" stroke-linejoin="round"><path d="M6 2v14a2 2 0 0 0 2 2h14"/><path d="M18 22V8a2 2 0 0 0-2-2H2"/></svg>
+                        Область
+                      </button>
                       <button class="lh-export-btn" onclick="exportBoardPage()">
                         <svg width="12" height="12" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2.5" stroke-linecap="round" stroke-linejoin="round"><path d="M21 15v4a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2v-4"/><polyline points="7 10 12 15 17 10"/><line x1="12" y1="15" x2="12" y2="3"/></svg>
                         PNG
@@ -1074,6 +1082,7 @@
   <script src="/js/notifications.js"></script>
 <script src="/js/mobile.js"></script>
 <script src="/js/whiteboard.js"></script>
+<script src="/js/board-clip.js"></script>
 <script>
 /* ══════════════════════════════════════════════════════
    Lesson History — main script
@@ -1619,6 +1628,20 @@ function exportBoardPage() {
   _wb.exportPNG();
 }
 
+/* Сохранить доску/фрагмент в «Мои материалы» (учитель) — общий модуль board-clip.js */
+function _matSource() {
+  const s = _activeSession && _activeSession.session;
+  return { sourceSessionId: s ? s.id : null, sourceTitle: s ? (s.title || 'Урок') : null, pageNum: (_wbCurrentPage || 1) };
+}
+function saveBoardToMaterials(btn) {
+  if (!_wb) { LS.toast('Откройте страницу доски', 'warn'); return; }
+  BoardClip.savePage(_wb, _matSource(), btn);
+}
+function saveBoardRegion(btn) {
+  if (!_wb) { LS.toast('Откройте страницу доски', 'warn'); return; }
+  BoardClip.saveRegion(_wb, _matSource(), btn);
+}
+
 /* ─── Chat ─── */
 async function loadChat() {
   _chatLoaded = true;
diff --git a/js/sidebar.js b/js/sidebar.js
index a41a3da..3ddc452 100644
--- a/js/sidebar.js
+++ b/js/sidebar.js
@@ -69,7 +69,7 @@
         ${L('/my-students',   'user-plus',        'Мои ученики',   { cls: 'sb-teacher-only', hidden: !isTch })}
         ${L('/classroom',     'presentation',     'Онлайн-урок', { id: 'btn-classroom', cls: 'sb-link-cr' })}
         ${L('/lesson-history','archive',          'Архив уроков')}
-        ${L('/my-materials',  'bookmark',         'Мои материалы', { hidden: !isStu })}
+        ${L('/my-materials',  'bookmark',         'Мои материалы')}
         ${L('/live-quiz',     'radio',            'Live-квиз',     { cls: 'sb-teacher-only', hidden: !isTch })}
         ${L('/board',         'layout-dashboard', 'Доска',         { id: 'btn-board',   hidden: true })}
       `)}