diff --git a/src/app/join/page.tsx b/src/app/join/page.tsx
index 3f876a3..bd7f33b 100644
--- a/src/app/join/page.tsx
+++ b/src/app/join/page.tsx
@@ -1,6 +1,7 @@
 "use client";
 
 import { useActionState } from "react";
+import Link from "next/link";
 import { activate } from "./actions";
 import { Button } from "@/components/ui/button";
 import { Card, CardContent, CardHeader, CardTitle } from "@/components/ui/card";
@@ -42,6 +43,15 @@ export default function JoinPage() {
             <Button type="submit" className="w-full" size="lg" disabled={pending}>
               {pending ? "激活中…" : "激活"}
             </Button>
+            <p className="text-center text-sm text-muted-foreground">
+              我是家长,{" "}
+              <Link
+                href="/login"
+                className="font-medium text-primary underline-offset-4 hover:underline"
+              >
+                去登录
+              </Link>
+            </p>
           </form>
         </CardContent>
       </Card>
diff --git a/src/app/login/page.tsx b/src/app/login/page.tsx
index 49bae28..d55fbb7 100644
--- a/src/app/login/page.tsx
+++ b/src/app/login/page.tsx
@@ -1,6 +1,7 @@
 "use client";
 
 import { useActionState } from "react";
+import Link from "next/link";
 import { login } from "./actions";
 import { Button } from "@/components/ui/button";
 import { Card, CardContent, CardHeader, CardTitle } from "@/components/ui/card";
@@ -47,6 +48,15 @@ export default function LoginPage() {
             <Button type="submit" className="w-full" size="lg" disabled={pending}>
               {pending ? "登录中…" : "登录"}
             </Button>
+            <p className="text-center text-sm text-muted-foreground">
+              孩子的设备第一次使用?{" "}
+              <Link
+                href="/join"
+                className="font-medium text-primary underline-offset-4 hover:underline"
+              >
+                去输入激活码
+              </Link>
+            </p>
           </form>
         </CardContent>
       </Card>