Binary numbers

Computers count with 0 and 1.

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About this lesson

Computer lessons introduce the hardware children use every day and how to use it safely. In this Life & Arts lesson, children flip cards to match each question with its answer.

The lesson has 3 key facts, an interactive activity and a 3-question quiz. Each quiz attempt is scored, and up to three stars can be earned.

When to use this lesson

How to practise at home

  1. Play the activity together: flip cards to match each question with its answer.
  2. Ask your child to explain one key fact in their own words.
  3. Take the quiz and try again until you earn three stars.

Practice questions

Show the 3 practice questions and answers
  1. 8 bits make a… Answer: byte
  2. A bit is… Answer: one binary digit
  3. Binary uses digits… Answer: 0 and 1

Frequently asked questions

What will my child learn in “Binary numbers”?

The lesson covers these key facts: Binary uses digits… 0 and 1. A bit is… one binary digit. 8 bits make a… byte.

Which grade is “Binary numbers” for?

It is written for Grade 5 pupils studying Life & Arts. Related lessons on computers are listed at the bottom of this page.

How can I help my child practise “Binary numbers” at home?

Play the activity together, so your child can flip cards to match each question with its answer. Then ask your child to explain one key fact in their own words and try the 3-question quiz. The quiz awards up to three stars.

Can this lesson be used in class?

Yes. The activity works well on a whiteboard as a starter, and the quiz is a quick check of understanding at the end of the lesson.

Do I need an account to use this lesson?

No. There is no sign-up. Stars and progress are saved in the browser on the device you use.

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