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American Inventors and Their Ideas is a free printable Grade 3 to Grade 5 social studies worksheet on naming the inventor or founder behind a new technology or business, aligned to C3 Framework indicator D2.Eco.13.3-5. It prints 8 questions with an answer key on its own sheet of paper, in 25 versions that each ask different questions, so no two students in the class work from the same page. Print it from the browser or download it as a PDF — no account, no email.

Set 17 of 25 · the same problems every time you open this link.

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Set 1 has all 25 in a single PDF. All 25 sets ask different questions.

American Inventors and Their Ideas

D2.Eco.13.3-5

NameDate

Circle the person each sentence describes.

1.Who invented the telephone in 1876?
  • A.Jonas Salk
  • B.Alexander Graham Bell
  • C.Cyrus McCormick
2.Who built a horse-drawn reaper for harvesting wheat?
  • A.Cyrus McCormick
  • B.Jonas Salk
  • C.Grace Hopper
3.Who made the first successful powered airplane flights, in 1903?
  • A.Wilbur and Orville Wright
  • B.Thomas Edison
  • C.Lewis and Clark
4.Who started a hair-care business and trained thousands of sales agents?
  • A.Madam C. J. Walker
  • B.Samuel Morse
  • C.Jonas Salk
5.Who, with the tailor Jacob Davis, made strong work pants with metal rivets, now called jeans?
  • A.Garrett Morgan
  • B.Levi Strauss
  • C.Louis Pasteur
6.Who announced a way to make photographs on metal plates in 1839?
  • A.George Washington Carver
  • B.Louis Daguerre
  • C.Henry Ford
7.Who found new uses for peanuts and taught farmers to rotate crops?
  • A.Alexander Graham Bell
  • B.Wilbur Wright
  • C.George Washington Carver
8.Who developed a vaccine against polio in the 1950s?
  • A.Henry Ford
  • B.Louis Daguerre
  • C.Jonas Salk

LessonPrint · D2.Eco.13.3-5 · Set 17 · free to copy for classroom use

Answer key — American Inventors and Their Ideas

Set 17. Prints on its own sheet.

  1. 1.Alexander Graham Bell
  2. 2.Cyrus McCormick
  3. 3.Wilbur and Orville Wright
  4. 4.Madam C. J. Walker
  5. 5.Levi Strauss
  6. 6.Louis Daguerre
  7. 7.George Washington Carver
  8. 8.Jonas Salk

Last reviewed 2026-09-05. Aligned to D2.Eco.13.3-5 of the C3 Framework for Social Studies State Standards.