Definition: A hard substance made of the limestone skeletons of marine polyps.

Alright class, settle down now, let’s take a look and see, At this word “coral,” it’s quite lovely, you agree! The dictionary tells us, with a helpful plea, It's not just pretty color, for you and me. “A hard substance made of limestone so white," “Skeletons of polyps,” shining bright! Now, let’s break it down, nice and slow, To really understand how this word does flow. "Limestone” – think of stone, a rock so grand, Made from tiny shells, across the land... or sand! “Polyps” – these are creatures, small and neat, Tiny sea animals, swimming sweet! They build their homes with skeletons strong, Layer upon layer, where they belong. And when they pass away, you see, Their shells remain, for all eternity! These leftover skeletons, stacked with care, Build up to be coral – beyond compare! So remember this lesson, don’t you frown, Coral is built by creatures, down below in the town… of the ocean, that is! Do you have any questions? Let's discuss it now, To make sure you understand, and know just how!