For hundreds of years people have wanted to fly. Countless tried and failed, but now flying is very common. Read and find out about the many obstacles that have been overcome so planes and people can soar through the sky.

Fran Hodgkins is the author of The Orphan Seal, winner of the Henry Bergh Children's Book Award, presented by the American Society for the Prevention of Cruelty to Animals. This is Fran Hodgkins's first Let's-Read-and-Find-Out Science book. She lives in Maryland.