Every time you stop at a traffic light, you owe a quiet thanks to Garrett Morgan — a self-taught African American inventor who changed how the world moves.
In 1923, Morgan patented the three-position traffic signal — the one that added a "caution" phase between stop and go. Before his invention, intersections were chaos. Cars, horses, and pedestrians all collided with alarming regularity. Morgan's design became the foundation for every modern traffic light on Earth.
He eventually sold the patent to General Electric for $40,000 — worth over $700,000 today.
The Breathing Device That Saved Lives
But the traffic signal wasn't even his most heroic invention. In 1916, Morgan personally wore his "safety hood" — an early gas mask — to rescue workers trapped in a tunnel beneath Lake Erie after an explosion filled it with toxic fumes.
He pulled men out alive while others stood frozen, afraid to enter. Fire departments across the country started ordering his device. It later became the blueprint for gas masks used by soldiers in World War I.
Here's the part that hits different: in some cities, Morgan had to hire a white man to demonstrate the device because buyers wouldn't purchase an invention from a Black man. He did it anyway — because saving lives mattered more than credit.
A Mind That Never Stopped
Morgan was also the first Black man in Cleveland to own a car. He invented a hair straightening cream, founded a newspaper (The Cleveland Call), and ran for Cleveland City Council — all while building a legacy of innovation that most people never learned about in school.
He did all of this with only an elementary school education.
Why This Story Matters
Garrett Morgan didn't wait for the world to make room for him. He built things the world didn't know it needed — then watched everyone use them without knowing his name.
That's exactly the kind of story we celebrate in the Imani Oliver word search puzzle books. Hidden innovators. Unsung pioneers. The people who shaped everyday life and deserve to be remembered.
Learning history should be fun. And it starts with knowing the right stories.
Discover more unsung heroes of Black history in our word search puzzle books — 100 puzzles, 100 facts, and endless inspiration in every volume.