A dandelion is a common yellow wildflower that grows nearly everywhere: in yards, parks, sidewalks, and fields. You've probably seen thousands of them. They have bright yellow petals that form a round flower head, and they grow low to the ground on a hollow stem.

What makes dandelions especially interesting is their complete life cycle. After the yellow flower fades, it transforms into a delicate white sphere made of dozens of seeds attached to tiny parachutes. When you blow on this seed head (often called a dandelion clock), the seeds float away on the wind, each one potentially growing into a new plant wherever it lands. This clever seed-spreading design helps explain why dandelions grow almost everywhere.

Many people consider dandelions weeds because they spread so easily and pop up in manicured lawns. But dandelions are actually edible: people use the leaves in salads and brew tea from the roots.

For children, dandelions often become first nature experiments: Will the seeds really fly? How many breaths does it take to blow them all away? Can you make a wish?