Dinosaurs are thought to have gone extinct about 66 million years ago, possibly due to a massive asteroid impact or other catastrophic event. Today, dinosaurs are a popular topic of study for paleontologists and are a source of fascination for people of all ages.

Dinosaur coloring pages are a type of printable activity sheet that features images of dinosaurs for children to color. These pages are often designed with simple line drawings of various types of dinosaurs, such as tyrannosaurus rex, triceratops, and stegosaurus, and may include accompanying text or labels describing the different species. Colouring some printable dinosaur coloring sheets can be a fun and educational activity for children, helping them learn about different prehistoric creatures while also developing their fine motor skills and creativity. They are often used in schools and at home as a way to entertain and educate children, and can be found coloring books or online in some websites like coloringlib.