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Inventors and Scientists is a free printable Grade 3 to Grade 5 social studies worksheet on how American inventors and scientists changed daily life, aligned to C3 Framework indicator D2.Eco.13.3-5. It prints 2 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 19 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.

Inventors and Scientists

D2.Eco.13.3-5

NameDate

Draw a line from each person to what they did.

1.Draw a line from each one to its match.
  • George Washington Carver
  • Cyrus McCormick
  • Willis Carrier
  • Thomas Edison
  • A.Built a mechanical reaper that harvested grain quickly
  • B.Developed a long-lasting light bulb and the phonograph
  • C.Invented modern air conditioning
  • D.Taught Southern farmers to plant peanuts and sweet potatoes to restore worn-out soil
2.Draw a line from each one to its match.
  • Clarence Birdseye
  • The Wright brothers
  • Benjamin Banneker
  • Alexander Graham Bell
  • A.A self-taught Black astronomer who published almanacs and helped survey Washington, D.C.
  • B.Patented the telephone in 1876
  • C.Developed quick-freezing to keep food fresh
  • D.Made the first powered airplane flight in 1903

LessonPrint · D2.Eco.13.3-5 · Set 19 · free to copy for classroom use

Answer key — Inventors and Scientists

Set 19. Prints on its own sheet.

  1. 1.1. George Washington Carver — D (Taught Southern farmers to plant peanuts and sweet potatoes to restore worn-out soil) 2. Cyrus McCormick — A (Built a mechanical reaper that harvested grain quickly) 3. Willis Carrier — C (Invented modern air conditioning) 4. Thomas Edison — B (Developed a long-lasting light bulb and the phonograph)
  2. 2.1. Clarence Birdseye — C (Developed quick-freezing to keep food fresh) 2. The Wright brothers — D (Made the first powered airplane flight in 1903) 3. Benjamin Banneker — A (A self-taught Black astronomer who published almanacs and helped survey Washington, D.C.) 4. Alexander Graham Bell — B (Patented the telephone in 1876)

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