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      Ada Lovelace, the woman who imagined computers

      Lesson details

      Learning outcome

      I can describe what Ada Lovelace imagined machines could do.

      Key learning points

      1. Ada Lovelace loved maths and had a strong imagination.
      2. She worked with Charles Babbage on a new kind of machine.
      3. She wrote notes that became the first ideas about computers.
      4. Few women studied science then, but Ada did.
      5. Her ideas inspired the computers of today.

      Keywords

      • Idea - a thought for something new

      • Machine - an object that does work for us

      • Inventor - a person who makes something new

      • Gears - metal wheels with teeth that fit together and help machines move; in Babbage’s machine, the gears turned one another to add or change numbers

      • Change-maker - someone whose ideas or actions help make the world a better place

      Common misconception

      Pupils may think that Lovelace built the first working computer.

      Remind pupils that Ada did not build a real computer, but she did write clever notes and ideas explaining how Babbage’s machine could work, even though it was never finished. Her imagination helped people understand the first ideas of a computer.

      Teacher tip

      You could give pupils a “pattern code” activity, e.g., using shapes to instruct a friend, to model how coding works. Furthermore, when discussing the barriers Ada faced, reassure pupils that today everyone can study science and maths, no matter who they are. Ada helped change those old beliefs.

      Content guidance

      Depiction or discussion of discriminatory behaviour

      Depiction or discussion of discriminatory behaviour

      Supervision

      Adult supervision recommended

      Licence

      This content is © Oak National Academy Limited (2026), licensed on Open Government Licence version 3.0
      except where otherwise stated. See Oak's terms & conditions
      (Collection 2).

      Lesson video

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      Prior knowledge starter quiz

      6 Questions

      Q1.
      What did Copernicus spend many evenings doing?

      Correct answer: carefully watching the stars and planets
      cooking bread in the baker’s oven
      ringing the bells of the tall brick church

      Q2.
      What did most people believe about the Earth during Nicolas Copernicus' time?

      Correct answer: that it sat in the middle of everything
      that no one could study the sky properly
      that planets moved in large loops

      Q3.
      Which word means 'finding out something important for the first time'?

      curiosity
      Correct answer: discovery
      scientists

      Q4.
      Copernicus noticed that the moved in strange loops that did not match the old belief.

      Correct Answer: planets

      Q5.
      Match each word to the correct description.

      Correct Answer:planet,a world that moves around the Sun
      Correct Answer:scientists,people who learn about science and carry out investigations
      Correct Answer:telescope,a tool that helps people see faraway things in the sky

      Q6.
      Which of these was Copernicus’ brave new idea?

      Correct answer: the Earth travels around the Sun
      the stars fall from the sky
      the Sun circles Earth

      6 Questions

      Q1.
      What did most girls not study when Ada was growing up?

      chimney sweeping
      Correct answer: maths or science
      painting pictures

      Q2.
      Match each person or thing to its correct description.

      Correct Answer:Ada Lovelace,the girl who loved numbers and imagined new ideas
      Correct Answer:Charles Babbage,the inventor of the Number Machine
      Correct Answer:the Number Machine,a machine that used shiny metal gears

      Q3.
      What made Ada’s writing so important to others?

      It explained why coal fires made smoke.
      Correct answer: It helped people understand how the machine might work.
      It told people how to build tall London houses.

      Q4.
      Ada thought the machine could do more than and subtract.

      Correct Answer: add

      Q5.
      Which word matches this definition: 'someone whose ideas or actions help make the world a better place'?

      Correct answer: change-maker
      idea
      machine

      Q6.
      Which statements are true about Ada Lovelace?

      Correct answer: Ada did not build a real computer.
      Ada invented the modern robot.
      Ada owned the first laptop.
      Correct answer: Ada imagined how a computer could work.

      To help you plan your 2 history lesson on: Ada Lovelace, the woman who imagined computers, download all teaching resources for free and adapt to suit your pupils' needs...