diff --git a/src/constants/apiConstants.ts b/src/constants/apiConstants.ts
index d6d9caf..d481940 100644
--- a/src/constants/apiConstants.ts
+++ b/src/constants/apiConstants.ts
@@ -10,3 +10,4 @@ export const API_SECTIONS = BASE_URL.concat("/sections/");
 export const API_TOPICS = BASE_URL.concat("/topics/");
 export const API_LECTURES = BASE_URL.concat("/lectures/");
 export const API_TASKS = BASE_URL.concat("/tasks/");
+export const API_TOPIC_CONTENT = BASE_URL.concat("/topic-content");
diff --git a/src/constants/common.ts b/src/constants/common.ts
index 9e28da5..cb13798 100644
--- a/src/constants/common.ts
+++ b/src/constants/common.ts
@@ -13,3 +13,8 @@ export const ROLES_OPTIONS = Object.values(Role).map((role) => ({
   label: ROLES_DISPLAY[role],
   value: role,
 }));
+
+export enum TopicContentType {
+  TASK,
+  LECTURE,
+}
diff --git a/src/interfaces/topicContent.ts b/src/interfaces/topicContent.ts
new file mode 100644
index 0000000..1924c6c
--- /dev/null
+++ b/src/interfaces/topicContent.ts
@@ -0,0 +1,24 @@
+import { TopicContentType } from "@/constants/common";
+import { ITask } from "./task";
+import { ILecture } from "./lecture";
+import { ITopic } from "./topic";
+
+export interface ITopicContent {
+  id: number;
+  type: TopicContentType;
+  orderNumber: number;
+  taskId?: number;
+  lectureId?: number;
+  task?: ITask;
+  lecture?: ILecture;
+  topicId: number;
+  topic: ITopic;
+}
+
+export interface ITopicContentCreate {
+  type: TopicContentType;
+  orderNumber: number;
+  taskId?: number;
+  lectureId?: number;
+  topicId: number;
+}
diff --git a/src/pages/lectures/LectureDetails.tsx b/src/pages/lectures/LectureDetails.tsx
index 8e99a95..edabdfb 100644
--- a/src/pages/lectures/LectureDetails.tsx
+++ b/src/pages/lectures/LectureDetails.tsx
@@ -80,7 +80,7 @@ function LectureDetails() {
     isSuccess,
   } = useLectureDetailsQuery(+id!, { enabled: !!id });
 
-  const { mutate: createLecture, isPending } = useLectureMutation({
+  const { mutate, isPending } = useLectureMutation({
     onSuccess: () => {
       queryClient.invalidateQueries({
         refetchType: "all",
@@ -94,6 +94,7 @@ function LectureDetails() {
     onError: () => {
       showErrorNotification();
     },
+    id: +id!,
   });
 
   const { mutate: deleteLecture, isPending: isDeleting } = useLectureDeletion(
@@ -124,7 +125,7 @@ function LectureDetails() {
   const isValid = Object.values(lectureForm.formState.errors).length === 0;
 
   const onSubmit: SubmitHandler<ILectureCreate> = (data: ILectureCreate) => {
-    createLecture({ ...data, number: +data.number });
+    mutate({ ...data, number: +data.number });
   };
 
   useEffect(() => {
diff --git a/src/pages/sections/SectionDetails.tsx b/src/pages/sections/SectionDetails.tsx
index d2bab6f..db52f2a 100644
--- a/src/pages/sections/SectionDetails.tsx
+++ b/src/pages/sections/SectionDetails.tsx
@@ -97,6 +97,7 @@ function SectionDetails() {
     onError: () => {
       showErrorNotification();
     },
+    id: +id!,
   });
 
   const { showErrorNotification, showSuccessNotification } = useNotification();
diff --git a/src/pages/tasks/TaskDetails.tsx b/src/pages/tasks/TaskDetails.tsx
index e9d404a..a69bf20 100644
--- a/src/pages/tasks/TaskDetails.tsx
+++ b/src/pages/tasks/TaskDetails.tsx
@@ -74,6 +74,7 @@ function TaskDetails() {
     onError: () => {
       showErrorNotification();
     },
+    id: +id!,
   });
 
   const { mutate: deleteTask, isPending: isDeleting } = useTaskDeletion({
diff --git a/src/pages/users/UserDetails.tsx b/src/pages/users/UserDetails.tsx
index 776c597..b285ef0 100644
--- a/src/pages/users/UserDetails.tsx
+++ b/src/pages/users/UserDetails.tsx
@@ -83,6 +83,7 @@ function UserDetails() {
     onError: () => {
       showErrorNotification();
     },
+    id: +id!,
   });
 
   const isValid = Object.values(userForm.formState.errors).length === 0;
diff --git a/src/queries/lectures.ts b/src/queries/lectures.ts
index f49cb1d..e135a39 100644
--- a/src/queries/lectures.ts
+++ b/src/queries/lectures.ts
@@ -1,10 +1,11 @@
 import { QUERY_KEYS } from "@/constants/queryKeys";
-import { ILecture } from "@/interfaces/lecture";
+import { ILecture, ILectureCreate } from "@/interfaces/lecture";
 import {
   createLecture,
   getLectureDetails,
   getLectures,
   removeLecture,
+  updateLecture,
 } from "@/requests/lectures";
 import { useMutation, useQuery } from "@tanstack/react-query";
 
@@ -46,11 +47,17 @@ export const useLectureDetailsQuery = (
 interface MutationQuery {
   onSuccess?: (data: ILecture) => void;
   onError?: () => void;
+  id?: number;
 }
 
-export const useLectureMutation = ({ onSuccess, onError }: MutationQuery) => {
+export const useLectureMutation = ({
+  onSuccess,
+  onError,
+  id,
+}: MutationQuery) => {
   const { data, mutate, isPending } = useMutation({
-    mutationFn: createLecture,
+    mutationFn: (data: ILectureCreate) =>
+      id ? updateLecture(id, data) : createLecture(data),
     onError,
     onSuccess,
   });
diff --git a/src/queries/sections.ts b/src/queries/sections.ts
index 3a74de6..46d588b 100644
--- a/src/queries/sections.ts
+++ b/src/queries/sections.ts
@@ -49,11 +49,16 @@ export const useSectionDetailsQuery = (
 interface MutationQuery {
   onSuccess?: (data: ISection) => void;
   onError?: () => void;
+  id?: number;
 }
 
-export const useSectionMutation = ({ onSuccess, onError }: MutationQuery) => {
+export const useSectionMutation = ({
+  onSuccess,
+  onError,
+  id,
+}: MutationQuery) => {
   const { data, mutate, isPending } = useMutation({
-    mutationFn: (data: ISectionCreate, id?: number) =>
+    mutationFn: (data: ISectionCreate) =>
       id ? updateSection(id, data) : createSection(data),
     onSuccess,
     onError,
diff --git a/src/queries/tasks.ts b/src/queries/tasks.ts
index 5130ca5..c942173 100644
--- a/src/queries/tasks.ts
+++ b/src/queries/tasks.ts
@@ -41,12 +41,13 @@ export const useTaskDetails = (id: number, { enabled }: QueryParams) => {
 interface MutationQuery {
   onSuccess?: (data: ITask) => void;
   onError?: () => void;
+  id?: number;
 }
 
 export const useTaskMutation = (params?: MutationQuery) => {
   const { data, mutate, isPending } = useMutation({
-    mutationFn: (data: ITaskCreate, id?: number) =>
-      id ? updateTask(id, data) : createTask(data),
+    mutationFn: (data: ITaskCreate) =>
+      params?.id ? updateTask(params.id, data) : createTask(data),
     onSuccess: params?.onSuccess,
     onError: params?.onError,
   });
diff --git a/src/queries/topicContent.ts b/src/queries/topicContent.ts
new file mode 100644
index 0000000..e69de29
diff --git a/src/queries/users.ts b/src/queries/users.ts
index 92efbf6..1616c7e 100644
--- a/src/queries/users.ts
+++ b/src/queries/users.ts
@@ -1,21 +1,24 @@
 import { QUERY_KEYS } from "@/constants/queryKeys";
-import { IUser } from "@/interfaces/user";
+import { ICreateUser, IUser } from "@/interfaces/user";
 import {
   createUser,
   deleteUser,
   getUserDetails,
   getUsers,
+  updateUser,
 } from "@/requests/users";
 import { useMutation, useQuery } from "@tanstack/react-query";
 
 interface MutationQuery {
   onSuccess?: (data: IUser) => void;
   onError?: () => void;
+  id?: number;
 }
 
-export const useUserMutation = ({ onSuccess, onError }: MutationQuery) => {
+export const useUserMutation = ({ onSuccess, onError, id }: MutationQuery) => {
   const { data, mutate, isPending } = useMutation({
-    mutationFn: createUser,
+    mutationFn: (data: ICreateUser) =>
+      id ? updateUser(id, data) : createUser(data),
     onSuccess,
     onError,
   });
diff --git a/src/requests/lectures.ts b/src/requests/lectures.ts
index ff3e3c8..af085e8 100644
--- a/src/requests/lectures.ts
+++ b/src/requests/lectures.ts
@@ -10,11 +10,14 @@ export async function getLectureDetails(id: number): Promise<ILecture> {
   return axios.get(`${API_LECTURES}${id}`).then(({ data }) => data);
 }
 
-export async function createLecture(data: ILectureCreate) {
+export async function createLecture(data: ILectureCreate): Promise<ILecture> {
   return axios.post(API_LECTURES, data).then(({ data }) => data);
 }
 
-export async function updateLecture(id: number, data: Partial<ILectureCreate>) {
+export async function updateLecture(
+  id: number,
+  data: Partial<ILectureCreate>
+): Promise<ILecture> {
   return axios.patch(`${API_LECTURES}${id}`, data).then(({ data }) => data);
 }
 
diff --git a/src/requests/topicContent.ts b/src/requests/topicContent.ts
new file mode 100644
index 0000000..42f88fe
--- /dev/null
+++ b/src/requests/topicContent.ts
@@ -0,0 +1,26 @@
+import { API_TOPIC_CONTENT } from "@/constants/apiConstants";
+import { ITopicContent, ITopicContentCreate } from "@/interfaces/topicContent";
+import axios from "axios";
+
+export async function getTopicContent(): Promise<ITopicContent[]> {
+  return axios.get(API_TOPIC_CONTENT).then(({ data }) => data);
+}
+
+export async function getTopicContentDetails(
+  id: number
+): Promise<ITopicContent> {
+  return axios.get(`${API_TOPIC_CONTENT}${id}`).then(({ data }) => data);
+}
+
+export async function updateTopicContent(
+  id: number,
+  data: Partial<ITopicContentCreate>
+) {
+  return axios
+    .patch(`${API_TOPIC_CONTENT}${id}`, data)
+    .then(({ data }) => data);
+}
+
+export async function removeTopicContent(id: number) {
+  return axios.delete(`${API_TOPIC_CONTENT}${id}`).then(({ data }) => data);
+}
diff --git a/src/requests/users.ts b/src/requests/users.ts
index 6035b93..cd58bfb 100644
--- a/src/requests/users.ts
+++ b/src/requests/users.ts
@@ -14,6 +14,13 @@ export async function createUser(data: ICreateUser): Promise<IUser> {
   return axios.post(API_USERS, data).then(({ data }) => data);
 }
 
+export async function updateUser(
+  id: number,
+  data: Partial<ICreateUser>
+): Promise<IUser> {
+  return axios.patch(`${API_USERS}${id}`, data).then(({ data }) => data);
+}
+
 export async function deleteUser(id: number): Promise<IUser> {
   return axios.delete(`${API_USERS}${id}`).then(({ data }) => data);
 }