The oldest known bed is about 77,000 years old.
Scientists found it in a cave in South Africa. People made it from soft grasses and leaves.
💡 Phòng ngủ — Fun Facts
Fun “Did you know?” facts about Phòng ngủ — tap through 10 at a time!
The world's largest bed was wider than 8 metres.
That is wide enough for many people to lie side by side. A normal bed is only about 1 to 2 metres wide.
You dream most when your eyes move quickly under the lids.
Grown-ups call this special sleep time. Your brain stays busy making dreams while your body rests.
Beds are raised off the floor to keep you cosy and warm.
A raised bed keeps you warmer and cleaner than the cold floor. People have slept on raised beds for thousands of years.
We sleep to help our bodies grow and our brains rest.
While you sleep, your body fixes itself and stores what you learned. Kids need more sleep than grown-ups do.
Blankets keep you warm by trapping your own body heat.
A blanket holds a layer of warm air close to your skin. Your body makes the heat, and the blanket keeps it in.
A pillow keeps your head level with your body as you sleep.
A soft pillow fills the gap between your head and the bed. That helps your neck rest gently all night.