Show:
People
Inventions
Awards and Recognition
How Does it Work?
Mystery
100
He helped to improve the carbon-filament light bulb. He was the only African American draftsman for Thomas Edison and also worked with Alexander Graham Bell.
Who is Lewis Latimer?
100
This invention created by Dr. Shirley Jackson helps a person to determine who is calling their phone before answering.
What is caller-id?
100
She was the first African American woman to earn a doctorate from MIT.
Who is Dr. Shirley Jackson?
100
In a Super Soakers water gun, created by Lonnie G. Johnson, this builds up through the use of a pumping mechanism to create a greater blast.
What is water pressure?
100
This man was inducted into the National Inventors Hall of Fame in 2001.
Who is Elijah McCoy?
200
He created an automatic lubricator for oiling the steam engines of locomotives and ships.
Who is Elijah McCoy?
200
This device created by Garrett A. Morgan featured three positions; stop, go, and all directions stop. This invention helped to prevent the amount of traffic collisions.
What is the traffic signal.
200
Meredith Gourdine competed in the 1952 Olympics and won the silver medal in this athletic event. He was only an inch and a half behind the first place winner.
What is the long jump?
200
Norbert Rillieux's sugar processing evaporator uses this type of chamber to lower the boiling point of liquids.
What is a vacuum chamber?
200
Fredrick M. Jones developed this product after speaking with a truck driver who lost a shipment of chickens because the trip took too long and the truck's storage compartment overheated.
What is the automatic refrigeration system?
300
He was a chemist who created a synthetic cortisone substitute that helps to relieve symptoms of rheumatoid arthritis.
Who is Percy Julian?
300
This invention created by Dennis Weatherby consisted of a solution that employed a category of dyes that could be used in products containing bleach and, at the same time, would give the soap a lemon-yellow color that would not stain dishes.
What is lemon formula Cascade?
300
Percy Julian was named this by the Chicago Sun-Times poll in 1950.
What is “Chicagoan of the Year?”
300
In George Washington Carver's crop rotation method, he educated farmers to alternate farming these two products.
What are soil-depleting cotton crops and soil-enriching crops?
300
This inventor was working for NASA and researching thermal energy transfer engines when he developed his multi-million dollar invention.
Who is Lonnie G. Johnson?
400
He was one of the greatest scientists of the 20th century. He created over three hundred products derived from the peanut and developed the crop-rotation method.
Who is George Washington Carver?
400
This invention by John Lee Love helps students and teachers throughout the world stay "sharp."
What is the portable pencil sharpener?
400
Garrett A. Morgan saved numerous workers who were caught under a tunnel through the use of his safety hood. His heroic rescue helped him to receive an honorary membership in this association.
What is the International Association of Fire Engineers?
400
Lewis H. Latimer improved the carbon filament light bulb by discovering a new way to attach the carbonized filament to these that brought electricity into the bulb from the base.
What are platinum wires?
400
This inventor developed a conditioning treatment for straightening hair as well as numerous other beauty products.
Who is Madame C.J. Walker?
500
He was a physicist who studied electrogasdynamics and created a technique to help disperse fog from airport runways.
Who is Meredith Gourdine?
500
This device created by Granville T. Woods helped dispatchers locate trains and allowed moving trains to communicate by telegraph.
What is the multiplex telegraph?
500
U.S. President Franklin Delano Roosevelt honored George Washington Carver with this that was dedicated to his accomplishments.
What is a national monument?
500
Meredith Gourdine pioneered the research of electrogasdynamics. These two items are dispersed in electrogasdynamics.
What are smoke and fog?
500
This machine developed by Rufus Strokes reduced gas and ash emissions of furnace and power plant smokestacks.
What is the Clean Air Machine?