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Inventors Who Changed Daily Life is a free printable Kindergarten to Grade 2 social studies worksheet on how an invention changed daily life, aligned to C3 Framework indicator D2.His.2.K-2. 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 10 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 Who Changed Daily Life

D2.His.2.K-2

NameDate

Draw a line from each invention to how it changed life.

1.Draw a line from each one to its match.
  • Garrett Morgan's improved traffic signal, 1923
  • Samuel Morse's telegraph, 1844
  • Willis Carrier's air conditioner, 1902
  • Benjamin Franklin's lightning rod, 1750s
  • A.Street crossings became safer
  • B.Buildings could stay cool in hot weather
  • C.Buildings were safer in storms
  • D.Messages could travel along wires in minutes
2.Draw a line from each one to its match.
  • George Washington Carver's farm lessons, 1900s
  • Thomas Edison's long-lasting light bulb, 1879
  • Margaret Knight's paper bag machine, 1871
  • Thomas Edison's phonograph, 1877
  • A.Homes could be lit without flames
  • B.Farmers learned to plant crops that help the soil
  • C.Stores had strong flat-bottomed paper bags
  • D.People could record sound and play it back

LessonPrint · D2.His.2.K-2 · Set 10 · free to copy for classroom use

Answer key — Inventors Who Changed Daily Life

Set 10. Prints on its own sheet.

  1. 1.1. Garrett Morgan's improved traffic signal, 1923 — A (Street crossings became safer) 2. Samuel Morse's telegraph, 1844 — D (Messages could travel along wires in minutes) 3. Willis Carrier's air conditioner, 1902 — B (Buildings could stay cool in hot weather) 4. Benjamin Franklin's lightning rod, 1750s — C (Buildings were safer in storms)
  2. 2.1. George Washington Carver's farm lessons, 1900s — B (Farmers learned to plant crops that help the soil) 2. Thomas Edison's long-lasting light bulb, 1879 — A (Homes could be lit without flames) 3. Margaret Knight's paper bag machine, 1871 — C (Stores had strong flat-bottomed paper bags) 4. Thomas Edison's phonograph, 1877 — D (People could record sound and play it back)

Last reviewed 2026-09-05. Aligned to D2.His.2.K-2 of the C3 Framework for Social Studies State Standards.