🏖️ Ở bãi biển
7 điều thú vị về Ở bãi biển. Chạm vào một điều để đọc thêm.
Sand is made of tiny bits of rock and shell worn down by the sea.
Waves are made by the wind blowing across the water.
A sandcastle holds together better when the sand is a little wet.
Seashells were once the homes of small sea animals.
Crabs can walk sideways along the beach.
The longest beach in the world stretches for more than 200 kilometres.
The tallest sandcastle ever built was about 21 metres high.