diff --git a/src/main/java/xyz/playedu/api/controller/frontend/CourseController.java b/src/main/java/xyz/playedu/api/controller/frontend/CourseController.java
index 2f41aac..550672b 100644
--- a/src/main/java/xyz/playedu/api/controller/frontend/CourseController.java
+++ b/src/main/java/xyz/playedu/api/controller/frontend/CourseController.java
@@ -1,14 +1,14 @@
 package xyz.playedu.api.controller.frontend;
 
+import org.apache.commons.collections4.MapUtils;
 import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.web.bind.annotation.GetMapping;
-import org.springframework.web.bind.annotation.PathVariable;
-import org.springframework.web.bind.annotation.RequestMapping;
-import org.springframework.web.bind.annotation.RestController;
+import org.springframework.web.bind.annotation.*;
 import xyz.playedu.api.domain.Course;
 import xyz.playedu.api.exception.NotFoundException;
 import xyz.playedu.api.service.CourseService;
 import xyz.playedu.api.types.JsonResponse;
+import xyz.playedu.api.types.paginate.CoursePaginateFiler;
+import xyz.playedu.api.types.paginate.PaginationResult;
 
 import java.util.HashMap;
 
@@ -24,8 +24,16 @@ public class CourseController {
     private CourseService courseService;
 
     @GetMapping("/index")
-    public JsonResponse index() {
-        return JsonResponse.data(null);
+    public JsonResponse index(@RequestParam HashMap<String, Object> params) {
+        Integer page = MapUtils.getInteger(params, "page", 1);
+        Integer size = MapUtils.getInteger(params, "size", 10);
+
+        CoursePaginateFiler filer = new CoursePaginateFiler();
+        filer.setIsShow(1);
+
+        PaginationResult<Course> result = courseService.paginate(page, size, filer);
+
+        return JsonResponse.data(result);
     }
 
     @GetMapping("/{id}")
@@ -38,7 +46,7 @@ public class CourseController {
         HashMap<String, Object> data = new HashMap<>();
         data.put("course", course);
 
-        return JsonResponse.data(course);
+        return JsonResponse.data(data);
     }
 
 }
diff --git a/src/main/java/xyz/playedu/api/controller/frontend/DepartmentController.java b/src/main/java/xyz/playedu/api/controller/frontend/DepartmentController.java
index 1e4ae80..85ed738 100644
--- a/src/main/java/xyz/playedu/api/controller/frontend/DepartmentController.java
+++ b/src/main/java/xyz/playedu/api/controller/frontend/DepartmentController.java
@@ -1,13 +1,18 @@
 package xyz.playedu.api.controller.frontend;
 
+import org.apache.commons.collections4.MapUtils;
 import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.web.bind.annotation.GetMapping;
-import org.springframework.web.bind.annotation.RequestMapping;
-import org.springframework.web.bind.annotation.RestController;
+import org.springframework.web.bind.annotation.*;
+import xyz.playedu.api.domain.Course;
 import xyz.playedu.api.domain.Department;
+import xyz.playedu.api.exception.NotFoundException;
+import xyz.playedu.api.service.CourseService;
 import xyz.playedu.api.service.DepartmentService;
 import xyz.playedu.api.types.JsonResponse;
+import xyz.playedu.api.types.paginate.CoursePaginateFiler;
+import xyz.playedu.api.types.paginate.PaginationResult;
 
+import java.util.HashMap;
 import java.util.stream.Collectors;
 
 /**
@@ -21,9 +26,32 @@ public class DepartmentController {
     @Autowired
     private DepartmentService departmentService;
 
+    @Autowired
+    private CourseService courseService;
+
     @GetMapping("/index")
     public JsonResponse index() {
         return JsonResponse.data(departmentService.all().stream().collect(Collectors.groupingBy(Department::getParentId)));
     }
 
+    @GetMapping("/{id}/courses")
+    public JsonResponse courses(@PathVariable(name = "id") Integer id, @RequestParam HashMap<String, Object> params) throws NotFoundException {
+        Integer page = MapUtils.getInteger(params, "page", 1);
+        Integer size = MapUtils.getInteger(params, "size", 10);
+
+        Department department = departmentService.findOrFail(id);
+
+        CoursePaginateFiler filer = new CoursePaginateFiler();
+        filer.setIsShow(1);
+        filer.setDepIds(department.getId() + "");
+
+        PaginationResult<Course> result = courseService.paginate(page, size, filer);
+
+        HashMap<String, Object> data = new HashMap<>();
+        data.put("data", result.getData());
+        data.put("total", result.getTotal());
+
+        return JsonResponse.data(data);
+    }
+
 }
diff --git a/src/main/java/xyz/playedu/api/service/CourseService.java b/src/main/java/xyz/playedu/api/service/CourseService.java
index 9f67cf1..45cb47c 100644
--- a/src/main/java/xyz/playedu/api/service/CourseService.java
+++ b/src/main/java/xyz/playedu/api/service/CourseService.java
@@ -40,4 +40,6 @@ public interface CourseService extends IService<Course> {
     void removeCategoryIdRelate(Integer categoryId);
 
     List<Course> chunks(List<Integer> ids, List<String> fields);
+
+    List<Course> chunks(List<Integer> ids);
 }
diff --git a/src/main/java/xyz/playedu/api/service/impl/CourseServiceImpl.java b/src/main/java/xyz/playedu/api/service/impl/CourseServiceImpl.java
index 0c65de1..c3f60e2 100644
--- a/src/main/java/xyz/playedu/api/service/impl/CourseServiceImpl.java
+++ b/src/main/java/xyz/playedu/api/service/impl/CourseServiceImpl.java
@@ -61,6 +61,9 @@ public class CourseServiceImpl extends ServiceImpl<CourseMapper, Course> impleme
             }
             wrapper.in("id", courseIds);
         }
+        if (filter.getIsShow() != null) {
+            wrapper.eq("is_show", filter.getIsShow());
+        }
 
         String sortFiled = filter.getSortField();
         if (sortFiled == null || sortFiled.trim().length() == 0) {
@@ -198,6 +201,11 @@ public class CourseServiceImpl extends ServiceImpl<CourseMapper, Course> impleme
     public List<Course> chunks(List<Integer> ids, List<String> fields) {
         return list(query().getWrapper().in("id", ids).select(fields));
     }
+
+    @Override
+    public List<Course> chunks(List<Integer> ids) {
+        return list(query().getWrapper().in("id", ids));
+    }
 }
 
 
diff --git a/src/main/java/xyz/playedu/api/types/paginate/CoursePaginateFiler.java b/src/main/java/xyz/playedu/api/types/paginate/CoursePaginateFiler.java
index 805204e..5c387a7 100644
--- a/src/main/java/xyz/playedu/api/types/paginate/CoursePaginateFiler.java
+++ b/src/main/java/xyz/playedu/api/types/paginate/CoursePaginateFiler.java
@@ -19,4 +19,6 @@ public class CoursePaginateFiler {
 
     private String sortAlgo;
 
+    private Integer isShow;
+
 }