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Learn about beaches, oceans, the earth, and more using science and geography in ways that are easy to understand. Find easy-to-understand answers to your beach-related questions and discover the secrets of our coastal world. Find answers to questions you’ve always wanted to know.

Learn about the Beach

How is sand made?

What is sand made of?

How are beaches formed?

What is sea glass?

Why do some beaches have different coloured sand?

Why do I hear the ocean when I put a seashell next to my ear?

Why do some beaches have pebbles instead of sand?

Why did Victorian Doctors prescribe visits to the Beach?

What are the longest and shortest beaches in the world?

The Man-Made Sand Dunes Protecting Coastal Communities

Learn about the Oceans

How are waves formed?

What causes the tide to change?

Why does water appear a different colour at different beaches?

How deep is the ocean?

Learn about the Sun

What causes sunsets and sunrises?

What causes the position of the sunrise and sunset to change?

Learn about Marine Life

What is the largest mammal in the ocean?