How Does Coral Grow? — Reading Comprehension

This passage introduces first-graders to the intriguing process of coral growth. It explains how a single tiny polyp attaches to a rock and begins building its hard protective cup. The text describes the gradual process of polyp multiplication and the formation of coral colonies. By highlighting the extremely slow growth rate of coral, with some reefs taking thousands of years to form, the passage instills a sense of wonder about the age and complexity of coral structures. This exploration of coral growth helps young learners understand the patience and time required in nature's processes, particularly in marine ecosystems.