Max 7 has a range of videos including a Gamer’s view of the Bible, the parables and stories from Jesus’ life.
Bible story videos developed by the Bible society: https://www.youtube.com/user/biblesocietytv
The Lost Sheep has a range of stories and resources: https://www.lostsheep.com.au/
Praying with Colour https://prayingincolor.com/
A resource that kids could use to build their own devotion https://padlet.com/LuthEdAus/Devotions