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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 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.

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.
  • Sally Ride
  • Benjamin Banneker
  • Thomas Edison
  • Eli Whitney
  • A.Invented the cotton gin, which made cotton profitable and spread slavery
  • B.Developed a long-lasting light bulb and the phonograph
  • C.A self-taught Black astronomer who published almanacs and helped survey Washington, D.C.
  • D.The first American woman in space, in 1983
2.Draw a line from each one to its match.
  • Samuel Morse
  • John James Audubon
  • Clarence Birdseye
  • Willis Carrier
  • A.Invented modern air conditioning
  • B.Developed quick-freezing to keep food fresh
  • C.Developed the telegraph and a code of dots and dashes
  • D.Painted and described the birds of America

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

Answer key — Inventors and Scientists

Set 17. Prints on its own sheet.

  1. 1.1. Sally Ride — D (The first American woman in space, in 1983) 2. Benjamin Banneker — C (A self-taught Black astronomer who published almanacs and helped survey Washington, D.C.) 3. Thomas Edison — B (Developed a long-lasting light bulb and the phonograph) 4. Eli Whitney — A (Invented the cotton gin, which made cotton profitable and spread slavery)
  2. 2.1. Samuel Morse — C (Developed the telegraph and a code of dots and dashes) 2. John James Audubon — D (Painted and described the birds of America) 3. Clarence Birdseye — B (Developed quick-freezing to keep food fresh) 4. Willis Carrier — A (Invented modern air conditioning)

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