Name the inventor
What was the invention
impact on everyday life
First Facts
Myth vs Fact
100

This inventor created an early home security system using a camera and monitor.

Who is Marie Van Brittan Brown?

100

This invention became the foundation of modern dry cleaning.

What is dry scouring?

100

This invention improved road safety by controlling traffic flow at intersections.

What is the traffic light?

100

This inventor was the first Black person to receive a U.S. patent.

Who is Thomas Jennings?

100

True or False: George Washington Carver invented peanut butter.

What is False?

200

This inventor improved elevator safety by creating automatic elevator doors.

Who is Alexander Miles?

200

This invention allowed trains to communicate with stations while still moving.

What is the Synchronous Multiplex Railway Telegraph

200

This invention helped farmers improve soil health and grow healthier crops.

What are sustainable farming techniques?

200

This woman became the first female self-made millionaire in the United States.

Who is Madam C.J. Walker?

200

This inventor discovered over 300 uses for peanuts, including ink and axle grease

Who is George Washington Carver?

300

This inventor improved the carbon filament, making lightbulbs last longer.

Who is Lewis Latimer?

300

This invention is used in phones, hearing aids, and many modern devices.

What is the electret microphone?

300

This invention made electric lighting more affordable and widely available.

What is the improved carbon filament lightbulb?

300

This inventor’s gas mask was used by soldiers during World War I.

Who is Garrett Morgan?

300

This inventor did NOT invent the light bulb but made it more practical.

Who is Lewis Latimer?

400

This inventor created the three-position traffic light and a gas mask used in World War I.

Who is Garrett Morgan?

400

This invention made elevators safer by preventing doors from opening at the wrong time.

What is automatic elevator doors?

400

This invention helped save lives by improving emergency medical care and surgeries.

What are blood banks?

400

This scientist’s work laid the foundation for modern blood donation systems.

Who is Dr. Charles Drew?

400

This inventor didn’t invent hair care—but created products specifically for Black women.

Who is Madam C.J. Walker?

500

This self-taught inventor held over 60 patents and improved railway communication systems.

 Who is Granville T. Woods?

500

This invention helped store and preserve blood, leading to modern blood banks.

What are blood preservation and storage techniques?

500

This invention helped make homes safer and inspired modern security systems.

What is the home security system?

500

This inventor was largely self-taught and held more than 60 patents.

Who is Granville T. Woods?

500

This inventor didn’t just invent—he also helped modernize transportation safety.

Who is Granville T. Woods?

M
e
n
u