Little habits the Prophet ﷺ taught for bedtime, to do together after the story.
"When you go to bed, make wudu as you do for prayer, then lie down on your right side."
Sahih al-Bukhari 6311Cup your hands, recite Surah al-Ikhlas, al-Falaq and an-Nas, blow gently into your hands, and wipe them over as much of your body as you can. Do this three times.
Sahih al-Bukhari 5017Recite Ayat al-Kursi (al-Baqarah 2:255). The Prophet ﷺ said a guardian from Allah stays with you through the night.
Sahih al-Bukhari 2311In Your name, O Allah, I die and I live.
Sahih al-Bukhari 6324All praise is for Allah, who gave us life after He made us sleep, and to Him is the return.
Sahih al-Bukhari 6324