Aired Monday April 12, 3:00pm - 3:15pmon CBeebies
Do You Know?Sleeping Bag and Mattress
It's bedtime, and Maddie is finding out about different things we sleep on. At a campsite, she uses a special thermal camera to show how the layers in a sleeping bag work by trapping warm air inside to keep us warm.
- Adventure / Children / Educational / Entertainment
- Original air date
Cast and crew