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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.

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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 developed a vaccine against polio in the 1950s?
  • A.Jonas Salk
  • B.Louis Daguerre
  • C.Henry Ford
2.Who found new uses for peanuts and taught farmers to rotate crops?
  • A.George Washington Carver
  • B.Alexander Graham Bell
  • C.Wilbur Wright
3.Who, with the tailor Jacob Davis, made strong work pants with metal rivets, now called jeans?
  • A.Levi Strauss
  • B.Louis Pasteur
  • C.Garrett Morgan
4.Who made the first successful powered airplane flights, in 1903?
  • A.Thomas Edison
  • B.Lewis and Clark
  • C.Wilbur and Orville Wright
5.Which inventor is the dot-and-dash telegraph code named after?
  • A.Samuel Morse
  • B.Henry Ford
  • C.Madam C. J. Walker
6.Who helped create early computer programming languages?
  • A.Cyrus McCormick
  • B.Grace Hopper
  • C.Louis Daguerre
7.Who invented the telephone in 1876?
  • A.Alexander Graham Bell
  • B.Cyrus McCormick
  • C.Jonas Salk
8.Who started a hair-care business and trained thousands of sales agents?
  • A.Samuel Morse
  • B.Jonas Salk
  • C.Madam C. J. Walker

LessonPrint · D2.Eco.13.3-5 · Set 8 · free to copy for classroom use

Answer key — American Inventors and Their Ideas

Set 8. Prints on its own sheet.

  1. 1.Jonas Salk
  2. 2.George Washington Carver
  3. 3.Levi Strauss
  4. 4.Wilbur and Orville Wright
  5. 5.Samuel Morse
  6. 6.Grace Hopper
  7. 7.Alexander Graham Bell
  8. 8.Madam C. J. Walker

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