The Life of a Butterfly, written be Robin Bernard is such an incredible informational text for elementary readers.
Each page contains less than 5 sentences and has a picture captured by various photographers. The book takes you through the life of a monarch butterfly. It starts at the beginning when an egg is laid, then goes on to tell its readers how a caterpillar is born, grows, creates its chrysalis, and comes out as a stunning monarch butterfly.
It is a circle story and contains a few double page spreads covered with monarch butterflies. The text includes diagrams, close-ups, maps, comparisons, time clocks, and measurements of caterpillars, butterflies, and their eggs.
This book is a great way to show even elementary aged children the basics of informational text.