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Measuring historical time

Use BCE and CE dates, centuries and millennia to place events on a timeline and work out the time between them.

⏱ 18 min❓ 8 questions

What you'll be able to do

  • ✔I can explain what BCE and CE mean and place dates from both eras on a timeline
  • ✔I can work out which century or millennium a year belongs to
  • ✔I can calculate the number of years between two historical events

How this works

  1. 1Read the short explanations first — they teach you what you need before each question.
  2. 2Answer each question, then tap Check. A right answer moves you on automatically; if it's wrong, you'll see a friendly explanation of why.
  3. 3Finish all 3 steps to see your score — sign in and subscribe to unlock the full lesson and save it.

What's inside

8 questions and 1 quick teaching card, including:

  • 🔘Multiple choice — Tap the answer you think is best, then check it.
  • ↕️Put in order — Use the up and down arrows to sort the steps.

👪Grown-up tip: sit alongside younger learners for the first few lessons. Read the questions together and chat about the explanations — that's where the real learning sticks.

Sign in and subscribe to unlock the full lesson and save your progress.

Curriculum: AC9HH7S01