The following links are to YouTube videos for your kids. Be sure they’re alone (or with just you), in a quiet place, and lying down or sitting comfortably.
https://www.youtube.com/watch?v=vlv6Y1tq1sQ (15 minutes) Hot Air Balloon Ride
https://youtu.be/KF52txZvUsA (10 Minutes) Magic Bubbles
https://youtu.be/9_vEZTrmtyA (5:33) Time Out
https://youtu.be/UPQak4vxoRE (11 minutes) Progressive Muscle Relaxation
https://youtu.be/XB68u20sYa4 (10 minutes) Into Space
https://youtu.be/80QVNBRPVXI (5:39) Magic Carpet Ride