KidzSearch - Safe Search Engine
web image video

more

facts wiki news games kidztube apps
The atoll of Nukuoro in the Federated States of Micronesia.

An atoll is a kind of island. It is made when a coral reef forms around an island that sinks over many years. In the end, the land is gone, and only the coral reef continues to grow until it becomes an atoll, a group of islands shaped like a doughnut.

 view more...